FKIE_CVE-2026-24420

Vulnerability from fkie_nvd - Published: 2026-01-24 03:16 - Updated: 2026-06-17 10:23
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in attachment.php. Additionally, the group and user permission logic contains a flawed conditional expression that may allow unauthorized access. This issue has been fixed in version
References
security-advisories@github.comhttps://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-7p9h-m7m8-vhhvExploit, Vendor Advisory
Impacted products
Vendor Product Version
phpmyfaq phpmyfaq *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "phpMyFAQ",
          "vendor": "thorsten",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 4.0.17"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:phpmyfaq:phpmyfaq:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8A48918B-2C09-403F-A8A5-8179AE32363E",
              "versionEndExcluding": "4.0.17",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in attachment.php. Additionally, the group and user permission logic contains a flawed conditional expression that may allow unauthorized access. This issue has been fixed in version"
    },
    {
      "lang": "es",
      "value": "phpMyFAQ es una aplicaci\u00f3n web de FAQ de c\u00f3digo abierto. Las versiones 4.0.16 e inferiores permiten a un usuario autenticado sin el permiso dlattachment descargar archivos adjuntos de FAQ debido a una verificaci\u00f3n de permisos incompleta. La presencia de una clave correcta se valida incorrectamente como prueba de autorizaci\u00f3n en attachment.php. Adem\u00e1s, la l\u00f3gica de permisos de grupo y usuario contiene una expresi\u00f3n condicional defectuosa que puede permitir el acceso no autorizado. Este problema ha sido solucionado en la versi\u00f3n"
    }
  ],
  "id": "CVE-2026-24420",
  "lastModified": "2026-06-17T10:23:02.710",
  "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"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-24420",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-01-26T15:00:41.521304Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-01-24T03:16:00.760",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-7p9h-m7m8-vhhv"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Sightings

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Nomenclature

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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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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.