FKIE_CVE-2026-42610

Vulnerability from fkie_nvd - Published: 2026-05-11 16:17 - Updated: 2026-05-12 16:16
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged user (EX: Content Editor with only pages.update permissions) can bypass the existing Twig sandbox restrictions by utilizing the grav['accounts'] service. Attacker can programmatically load administrative user objects and extract sensitive data, including Bcrypt password hashes and the security salt. This vulnerability is fixed in 2.0.0-beta.2.
References
security-advisories@github.comhttps://github.com/getgrav/grav/commit/c66dfeb5ff679a1667678c6335eb9ff3255dfc47Patch
security-advisories@github.comhttps://github.com/getgrav/grav/security/advisories/GHSA-3f29-pqwf-v4j4Exploit, Patch, Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/getgrav/grav/security/advisories/GHSA-3f29-pqwf-v4j4Exploit, Patch, Vendor Advisory
Impacted products
Vendor Product Version
getgrav grav *
getgrav grav 2.0.0
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:getgrav:grav:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9C284702-7909-4A5C-91FE-392FC5BA58C7",
              "versionEndIncluding": "1.8.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:getgrav:grav:2.0.0:beta1:*:*:*:*:*:*",
              "matchCriteriaId": "1ABB323F-20AF-40F3-BCD9-262644D242A1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged user (EX: Content Editor with only pages.update permissions) can bypass the existing Twig sandbox restrictions by utilizing the grav[\u0027accounts\u0027] service. Attacker can programmatically load administrative user objects and extract sensitive data, including Bcrypt password hashes and the security salt. This vulnerability is fixed in 2.0.0-beta.2."
    }
  ],
  "id": "CVE-2026-42610",
  "lastModified": "2026-05-12T16:16:49.410",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-05-11T16:17:33.957",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/getgrav/grav/commit/c66dfeb5ff679a1667678c6335eb9ff3255dfc47"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/getgrav/grav/security/advisories/GHSA-3f29-pqwf-v4j4"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/getgrav/grav/security/advisories/GHSA-3f29-pqwf-v4j4"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}


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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

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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.


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