Vulnerability-Lookup

CVE-2026-86319 (GCVE-0-2026-86319)

Vulnerability from cvelistv5 – Published: 2026-09-07 14:45 – Updated: 2026-09-09 14:43

Title

java-json-tools json-patch Patch Operation JsonPatch.java JsonPatch.apply resource consumption

Summary

A vulnerability has been found in java-json-tools json-patch up to 1.13. Affected by this vulnerability is the function JsonPatch.apply of the file src/main/java/com/github/fge/jsonpatch/JsonPatch.java of the component Patch Operation Handler. The manipulation leads to resource consumption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Severity

6.9 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

5.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

5.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-09 14:43 UTC

CWE

CWE-400 - Resource Consumption
CWE-404 - Denial of Service

Assigner

VulDB CNA under the mitre root

CNA scorecard B 83/100 over 3873 records in the last 180 days details

References

6 references

URL	Tags
https://vuldb.com/vuln/399510	vdb-entrytechnical-description
https://vuldb.com/vuln/399510/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86319	third-party-advisory
https://vuldb.com/submit/908321	third-party-advisory
https://github.com/java-json-tools/json-patch/iss…	exploitissue-trackingpatch
https://github.com/java-json-tools/json-patch/	patchproduct

Impacted products

1 product

Vendor	Product	Version	CPE status
java-json-tools	json-patch	Affected: 1.0 Affected: 1.1 Affected: 1.2 Affected: 1.3 Affected: 1.4 Affected: 1.5 Affected: 1.6 Affected: 1.7 Affected: 1.8 Affected: 1.9 Affected: 1.10 Affected: 1.11 Affected: 1.12 Affected: 1.13 cpe:2.3:a:java-json-tools:json-patch::::::::

Credits

York Shen - Yong Shen - PayPal Cyber Security Team (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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                {
                  "cweId": "CWE-400",
                  "description": "Resource Consumption",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            },
            {
              "descriptions": [
                {
                  "cweId": "CWE-404",
                  "description": "Denial of Service",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-09-07T14:45:07.734Z",
            "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
            "shortName": "VulDB"
          },
          "references": [
            {
              "name": "VDB-399510 | java-json-tools json-patch Patch Operation JsonPatch.java JsonPatch.apply resource consumption",
              "tags": [
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://vuldb.com/vuln/399510"
            },
            {
              "name": "VDB-399510 | CTI Indicators (IOB, IOC, TTP, IOA)",
              "tags": [
                "signature",
                "permissions-required"
              ],
              "url": "https://vuldb.com/vuln/399510/cti"
            },
            {
              "name": "CVE-2026-86319 | CVE Analysis and Report",
              "tags": [
                "third-party-advisory"
              ],
              "url": "https://vuldb.com/cve/CVE-2026-86319"
            },
            {
              "name": "Submit #908321 | java-json-tools json-patch 1.13 Denial of Service via Unbounded Patch Operations and deepCopy",
              "tags": [
                "third-party-advisory"
              ],
              "url": "https://vuldb.com/submit/908321"
            },
            {
              "tags": [
                "exploit",
                "issue-tracking",
                "patch"
              ],
              "url": "https://github.com/java-json-tools/json-patch/issues/167"
            },
            {
              "tags": [
                "patch",
                "product"
              ],
              "url": "https://github.com/java-json-tools/json-patch/"
            }
          ],
          "timeline": [
            {
              "lang": "en",
              "time": "2026-09-07T00:00:00.000Z",
              "value": "Advisory disclosed"
            },
            {
              "lang": "en",
              "time": "2026-09-07T02:00:00.000Z",
              "value": "VulDB entry created"
            },
            {
              "lang": "en",
              "time": "2026-09-07T07:38:12.000Z",
              "value": "VulDB entry last update"
            }
          ],
          "title": "java-json-tools json-patch Patch Operation JsonPatch.java JsonPatch.apply resource consumption",
          "x_generator": [
            "VulDB PVTS v202609"
          ]
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "assignerShortName": "VulDB",
        "cveId": "CVE-2026-86319",
        "datePublished": "2026-09-07T14:45:07.734Z",
        "dateReserved": "2026-09-07T05:33:02.820Z",
        "dateUpdated": "2026-09-09T14:43:25.386Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

FKIE_CVE-2026-86319

Vulnerability from fkie_nvd - Published: 2026-09-07 15:17 - Updated: 2026-09-09 15:17

Severity

5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/java-json-tools/json-patch/
	cna@vuldb.com	https://github.com/java-json-tools/json-patch/issues/167
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-86319
	cna@vuldb.com	https://vuldb.com/submit/908321
	cna@vuldb.com	https://vuldb.com/vuln/399510
	cna@vuldb.com	https://vuldb.com/vuln/399510/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:java-json-tools:json-patch:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Patch Operation Handler"
          ],
          "product": "json-patch",
          "vendor": "java-json-tools",
          "versions": [
            {
              "status": "affected",
              "version": "1.0"
            },
            {
              "status": "affected",
              "version": "1.1"
            },
            {
              "status": "affected",
              "version": "1.2"
            },
            {
              "status": "affected",
              "version": "1.3"
            },
            {
              "status": "affected",
              "version": "1.4"
            },
            {
              "status": "affected",
              "version": "1.5"
            },
            {
              "status": "affected",
              "version": "1.6"
            },
            {
              "status": "affected",
              "version": "1.7"
            },
            {
              "status": "affected",
              "version": "1.8"
            },
            {
              "status": "affected",
              "version": "1.9"
            },
            {
              "status": "affected",
              "version": "1.10"
            },
            {
              "status": "affected",
              "version": "1.11"
            },
            {
              "status": "affected",
              "version": "1.12"
            },
            {
              "status": "affected",
              "version": "1.13"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been found in java-json-tools json-patch up to 1.13. Affected by this vulnerability is the function JsonPatch.apply of the file src/main/java/com/github/fge/jsonpatch/JsonPatch.java of the component Patch Operation Handler. The manipulation leads to resource consumption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet."
    }
  ],
  "id": "CVE-2026-86319",
  "lastModified": "2026-09-09T15:17:17.203",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "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:N/VI:N/VA:L/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": "LOW",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-86319",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-09-09T14:43:07.434521Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-09-07T15:17:34.250",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/java-json-tools/json-patch/"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/java-json-tools/json-patch/issues/167"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-86319"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/908321"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/399510"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/399510/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        },
        {
          "lang": "en",
          "value": "CWE-404"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-7FC8-9VQ7-8MJG

Vulnerability from github – Published: 2026-09-07 15:33 – Updated: 2026-09-07 15:33

Details

Severity

5.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

5.5 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-86319"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-07T15:17:34Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability has been found in java-json-tools json-patch up to 1.13. Affected by this vulnerability is the function JsonPatch.apply of the file src/main/java/com/github/fge/jsonpatch/JsonPatch.java of the component Patch Operation Handler. The manipulation leads to resource consumption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.",
  "id": "GHSA-7fc8-9vq7-8mjg",
  "modified": "2026-09-07T15:33:55Z",
  "published": "2026-09-07T15:33:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-86319"
    },
    {
      "type": "WEB",
      "url": "https://github.com/java-json-tools/json-patch/issues/167"
    },
    {
      "type": "WEB",
      "url": "https://github.com/java-json-tools/json-patch"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-86319"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/908321"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/399510"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/399510/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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",
      "type": "CVSS_V4"
    }
  ]
}

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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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.

Action not permitted

CVE-2026-86319 (GCVE-0-2026-86319)

FKIE_CVE-2026-86319

GHSA-7FC8-9VQ7-8MJG

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Nomenclature

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Related by attack behaviour