CVE-2025-66298 (GCVE-0-2025-66298)

Vulnerability from cvelistv5 – Published: 2025-12-01 21:10 – Updated: 2025-12-02 14:07
VLAI
Title
Grav is vulnerable to Server-Side Template Injection (SSTI) via Forms
Summary
Grav is a file-based Web platform. Prior to 1.8.0-beta.27, having a simple form on site can reveal the whole Grav configuration details (including plugin configuration details) by using the correct POST payload to exploit a Server-Side Template (SST) vulnerability. Sensitive information may be contained in the configuration details. This vulnerability is fixed in 1.8.0-beta.27.
Severity
7.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-12-02 14:06 UTC
CWE
  • CWE-1336 - Improper Neutralization of Special Elements Used in a Template Engine
Assigner
References
Impacted products
Vendor Product Version CPE status
getgrav grav Affected: < 1.8.0-beta.27
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-66298",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-02T14:06:52.920730Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-02T14:07:05.483Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "grav",
          "vendor": "getgrav",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 1.8.0-beta.27"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Grav is a file-based Web platform. Prior to 1.8.0-beta.27, having a simple form on site can reveal the whole Grav configuration details (including plugin configuration details) by using the correct POST payload to exploit a Server-Side Template (SST) vulnerability. Sensitive information may be contained in the configuration details. This vulnerability is fixed in 1.8.0-beta.27."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "NONE"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1336",
              "description": "CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-01T21:10:43.105Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/getgrav/grav/security/advisories/GHSA-8535-hvm8-2hmv",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/getgrav/grav/security/advisories/GHSA-8535-hvm8-2hmv"
        },
        {
          "name": "https://github.com/getgrav/grav/commit/e37259527d9c1deb6200f8967197a9fa587c6458",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/getgrav/grav/commit/e37259527d9c1deb6200f8967197a9fa587c6458"
        }
      ],
      "source": {
        "advisory": "GHSA-8535-hvm8-2hmv",
        "discovery": "UNKNOWN"
      },
      "title": "Grav is vulnerable to Server-Side Template Injection (SSTI) via Forms"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2025-66298",
    "datePublished": "2025-12-01T21:10:43.105Z",
    "dateReserved": "2025-11-26T23:11:46.393Z",
    "dateUpdated": "2025-12-02T14:07:05.483Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2025-66298",
      "date": "2026-09-30",
      "epss": "0.00378",
      "percentile": "0.29323"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "grav",
                "vendor": "getgrav",
                "versions": [
                  {
                    "status": "affected",
                    "version": "\u003c 1.8.0-beta.27"
                  }
                ]
              }
            ],
            "source": "security-advisories@github.com"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "0F068841-DBCC-41D5-8B24-BFCE51841E2E",
                    "versionEndExcluding": "1.8.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta1:*:*:*:*:*:*",
                    "matchCriteriaId": "8A383F2E-C6BA-440B-B648-A3313B7D91C3",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta10:*:*:*:*:*:*",
                    "matchCriteriaId": "F7EF2DEC-2798-4D0D-9C27-0F01BAFEAEFD",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta11:*:*:*:*:*:*",
                    "matchCriteriaId": "530C6F64-F30B-4E93-9A12-D9625EA57483",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta12:*:*:*:*:*:*",
                    "matchCriteriaId": "9AC28BF9-626D-4514-91F0-F81DAB5D3602",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta13:*:*:*:*:*:*",
                    "matchCriteriaId": "307AA375-E531-4AE5-BA79-2F9D4DE7A05F",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta14:*:*:*:*:*:*",
                    "matchCriteriaId": "C2E3E312-485D-42B0-B465-64B6438CDCAE",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta15:*:*:*:*:*:*",
                    "matchCriteriaId": "5BE4B2F9-1B6D-4D18-916A-5C95A3213222",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta16:*:*:*:*:*:*",
                    "matchCriteriaId": "763207F0-92D1-4274-A30A-DE634C5852C3",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta17:*:*:*:*:*:*",
                    "matchCriteriaId": "1DE8F350-BA07-4DAA-AE4B-5E0A532B6828",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta18:*:*:*:*:*:*",
                    "matchCriteriaId": "F9150B94-0DF3-43F3-9806-39787A6C0E4D",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta19:*:*:*:*:*:*",
                    "matchCriteriaId": "BAA7C7EC-8FB2-445D-8A02-1743D87F5416",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta2:*:*:*:*:*:*",
                    "matchCriteriaId": "7A6BEA2A-D534-4C9E-811A-8A46E214C46D",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta20:*:*:*:*:*:*",
                    "matchCriteriaId": "7A644F57-FF39-4262-9796-7C4F3B0851C1",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta21:*:*:*:*:*:*",
                    "matchCriteriaId": "B2AFB9E7-084E-497B-B0FC-CA6A5033C5BF",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta22:*:*:*:*:*:*",
                    "matchCriteriaId": "5C5E8823-9083-4FFA-9897-CAD0340DCE68",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta23:*:*:*:*:*:*",
                    "matchCriteriaId": "9C048938-E0EC-4AD0-9847-FD74E6770FE2",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta24:*:*:*:*:*:*",
                    "matchCriteriaId": "F7B43876-1445-418A-9707-E692FDF62C4D",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta25:*:*:*:*:*:*",
                    "matchCriteriaId": "94B209DE-01C6-41BA-B912-CF57849A9F7A",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta26:*:*:*:*:*:*",
                    "matchCriteriaId": "AB53AA10-87A5-4010-8019-BF4AA5ABC12B",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta3:*:*:*:*:*:*",
                    "matchCriteriaId": "775E0913-F3EF-4A55-B162-5BF9C6E2E641",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta4:*:*:*:*:*:*",
                    "matchCriteriaId": "3C3E022E-35CB-40AD-959A-F39949E38BD3",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta5:*:*:*:*:*:*",
                    "matchCriteriaId": "8779C813-A81A-4E21-AB86-6193933568BC",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta6:*:*:*:*:*:*",
                    "matchCriteriaId": "B608EDD4-207A-41A7-A60D-496FDA8EAFEA",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta7:*:*:*:*:*:*",
                    "matchCriteriaId": "AE1F2253-3EE0-4ADD-B8A5-C882A60FC626",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta8:*:*:*:*:*:*",
                    "matchCriteriaId": "81D4C859-5560-42F1-ACD9-65210E523F28",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:getgrav:grav:1.8.0:beta9:*:*:*:*:*:*",
                    "matchCriteriaId": "156707A7-9507-4AC1-9CD0-90E32836E9DF",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Grav is a file-based Web platform. Prior to 1.8.0-beta.27, having a simple form on site can reveal the whole Grav configuration details (including plugin configuration details) by using the correct POST payload to exploit a Server-Side Template (SST) vulnerability. Sensitive information may be contained in the configuration details. This vulnerability is fixed in 1.8.0-beta.27."
          },
          {
            "lang": "es",
            "value": "Grav es una plataforma web basada en archivos. Versiones anteriores a 1.8.0-beta.27, tener un formulario simple en el sitio puede revelar todos los detalles de configuraci\u00f3n de Grav (incluidos los detalles de configuraci\u00f3n del plugin) mediante el uso de la carga \u00fatil POST correcta para explotar una vulnerabilidad de plantilla del lado del servidor (SST). Informaci\u00f3n sensible puede estar contenida en los detalles de configuraci\u00f3n. Esta vulnerabilidad est\u00e1 corregida en 1.8.0-beta.27."
          }
        ],
        "id": "CVE-2025-66298",
        "lastModified": "2026-09-26T00:10:00.127",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ],
          "cvssMetricV40": [
            {
              "cvssData": {
                "Automatable": "NOT_DEFINED",
                "Recovery": "NOT_DEFINED",
                "Safety": "NOT_DEFINED",
                "attackComplexity": "LOW",
                "attackRequirements": "NONE",
                "attackVector": "NETWORK",
                "availabilityRequirement": "NOT_DEFINED",
                "baseScore": 7.7,
                "baseSeverity": "HIGH",
                "confidentialityRequirement": "NOT_DEFINED",
                "exploitMaturity": "PROOF_OF_CONCEPT",
                "integrityRequirement": "NOT_DEFINED",
                "modifiedAttackComplexity": "NOT_DEFINED",
                "modifiedAttackRequirements": "NOT_DEFINED",
                "modifiedAttackVector": "NOT_DEFINED",
                "modifiedPrivilegesRequired": "NOT_DEFINED",
                "modifiedSubAvailabilityImpact": "NOT_DEFINED",
                "modifiedSubConfidentialityImpact": "NOT_DEFINED",
                "modifiedSubIntegrityImpact": "NOT_DEFINED",
                "modifiedUserInteraction": "NOT_DEFINED",
                "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
                "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
                "modifiedVulnIntegrityImpact": "NOT_DEFINED",
                "privilegesRequired": "NONE",
                "providerUrgency": "NOT_DEFINED",
                "subAvailabilityImpact": "NONE",
                "subConfidentialityImpact": "NONE",
                "subIntegrityImpact": "NONE",
                "userInteraction": "NONE",
                "valueDensity": "NOT_DEFINED",
                "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
                "version": "4.0",
                "vulnAvailabilityImpact": "NONE",
                "vulnConfidentialityImpact": "HIGH",
                "vulnIntegrityImpact": "NONE",
                "vulnerabilityResponseEffort": "NOT_DEFINED"
              },
              "source": "security-advisories@github.com",
              "type": "Secondary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2025-66298",
                "options": [
                  {
                    "exploitation": "poc"
                  },
                  {
                    "automatable": "no"
                  },
                  {
                    "technicalImpact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-02T14:06:52.920730Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2025-12-01T22:15:49.103",
        "references": [
          {
            "source": "security-advisories@github.com",
            "tags": [
              "Patch"
            ],
            "url": "https://github.com/getgrav/grav/commit/e37259527d9c1deb6200f8967197a9fa587c6458"
          },
          {
            "source": "security-advisories@github.com",
            "tags": [
              "Exploit",
              "Third Party Advisory"
            ],
            "url": "https://github.com/getgrav/grav/security/advisories/GHSA-8535-hvm8-2hmv"
          }
        ],
        "sourceIdentifier": "security-advisories@github.com",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-1336"
              }
            ],
            "source": "security-advisories@github.com",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-12-02T21:26:28+00:00",
      "cve": "CVE-2025-66298",
      "id": "CVE-2025-66298",
      "initial_release_date": "2025-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Grav is vulnerable to Server-Side Template Injection (SSTI) via Forms",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-66298.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2025-66298",
                    "options": [
                      {
                        "Exploitation": "poc"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2025-12-02T14:06:52.920730Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-12-02T14:07:00.718Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "grav",
              "vendor": "getgrav",
              "versions": [
                {
                  "status": "affected",
                  "version": "\u003c 1.8.0-beta.27"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "Grav is a file-based Web platform. Prior to 1.8.0-beta.27, having a simple form on site can reveal the whole Grav configuration details (including plugin configuration details) by using the correct POST payload to exploit a Server-Side Template (SST) vulnerability. Sensitive information may be contained in the configuration details. This vulnerability is fixed in 1.8.0-beta.27."
            }
          ],
          "metrics": [
            {
              "cvssV4_0": {
                "attackComplexity": "LOW",
                "attackRequirements": "NONE",
                "attackVector": "NETWORK",
                "baseScore": 7.7,
                "baseSeverity": "HIGH",
                "privilegesRequired": "NONE",
                "subAvailabilityImpact": "NONE",
                "subConfidentialityImpact": "NONE",
                "subIntegrityImpact": "NONE",
                "userInteraction": "NONE",
                "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
                "version": "4.0",
                "vulnAvailabilityImpact": "NONE",
                "vulnConfidentialityImpact": "HIGH",
                "vulnIntegrityImpact": "NONE"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-1336",
                  "description": "CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2025-12-01T21:10:43.105Z",
            "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
            "shortName": "GitHub_M"
          },
          "references": [
            {
              "name": "https://github.com/getgrav/grav/security/advisories/GHSA-8535-hvm8-2hmv",
              "tags": [
                "x_refsource_CONFIRM"
              ],
              "url": "https://github.com/getgrav/grav/security/advisories/GHSA-8535-hvm8-2hmv"
            },
            {
              "name": "https://github.com/getgrav/grav/commit/e37259527d9c1deb6200f8967197a9fa587c6458",
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://github.com/getgrav/grav/commit/e37259527d9c1deb6200f8967197a9fa587c6458"
            }
          ],
          "source": {
            "advisory": "GHSA-8535-hvm8-2hmv",
            "discovery": "UNKNOWN"
          },
          "title": "Grav is vulnerable to Server-Side Template Injection (SSTI) via Forms"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "assignerShortName": "GitHub_M",
        "cveId": "CVE-2025-66298",
        "datePublished": "2025-12-01T21:10:43.105Z",
        "dateReserved": "2025-11-26T23:11:46.393Z",
        "dateUpdated": "2025-12-02T14:07:05.483Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.