CVE-2026-25660

{
  "id": "CVE-2026-25660",
  "sourceIdentifier": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf",
  "published": "2026-04-24T14:16:18.127",
  "lastModified": "2026-10-26T22:10:00.163",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "CodeChecker is an analyzer tooling, defect database and viewer extension for the Clang Static Analyzer and Clang Tidy. \nAuthentication bypass occurs when the URL ends with Authentication with certain function calls.  This bypass allows assigning arbitrary permission to any user existing in CodeChecker.\n\nThis issue affects CodeChecker: through 6.27.3."
    },
    {
      "lang": "es",
      "value": "CodeChecker es un conjunto de herramientas de análisis, una base de datos de defectos y una extensión de visualización para Clang Static Analyzer y Clang Tidy. La omisión de autenticación ocurre cuando la URL termina con Autenticación con ciertas llamadas a funciones. Esta omisión permite asignar permisos arbitrarios a cualquier usuario existente en CodeChecker.\n\nEste problema afecta a CodeChecker: hasta la 6.27.3."
    }
  ],
  "affected": [
    {
      "source": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf",
      "affectedData": [
        {
          "vendor": "Ericsson",
          "product": "CodeChecker",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "6.27.3",
              "versionType": "python",
              "status": "affected",
              "changes": [
                {
                  "at": "6.27.4",
                  "status": "unaffected"
                }
              ]
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:N/AU:Y/R:U/V:C/RE:M/U:Red",
          "baseScore": 9.3,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnAvailabilityImpact": "HIGH",
          "subConfidentialityImpact": "HIGH",
          "subIntegrityImpact": "HIGH",
          "subAvailabilityImpact": "HIGH",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "confidentialityRequirement": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "Safety": "NEGLIGIBLE",
          "Automatable": "YES",
          "Recovery": "USER",
          "valueDensity": "CONCENTRATED",
          "vulnerabilityResponseEffort": "MODERATE",
          "providerUrgency": "RED"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-04-24T13:50:59.651031Z",
          "id": "CVE-2026-25660",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-290"
        },
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ericsson:codechecker:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "6.27.4",
              "matchCriteriaId": "8ADCD29D-92CF-4F8D-AF53-64FF833A0A3F"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/Ericsson/codechecker/security/advisories/GHSA-4v9x-cqc5-j645",
      "source": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}