FKIE_CVE-2026-22254

Vulnerability from fkie_nvd - Published: 2026-02-06 20:16 - Updated: 2026-02-20 21:03
Severity ?
0.0 (None) - CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:N
3.5 (Low) - CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
Summary
Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Versions of Winter CMS before 1.2.10 allow users with access to the CMS Asset Manager were able to upload SVGs without automatic sanitization. To actively exploit this security issue, an attacker would need access to the Backend with a user account with the following permission: cms.manage_assets. The Winter CMS maintainers strongly recommend that the cms.manage_assets permission only be reserved to trusted administrators and developers in general. This vulnerability is fixed in 1.2.10.
References
security-advisories@github.comhttps://github.com/wintercms/winter/commit/8a7f74b004fcd19721764fc63af0cdb339d9fb65Patch
security-advisories@github.comhttps://github.com/wintercms/winter/releases/tag/v1.2.10Product, Release Notes
security-advisories@github.comhttps://github.com/wintercms/winter/security/advisories/GHSA-m7gw-rffq-rxjmPatch, Vendor Advisory
Impacted products
Vendor Product Version
wintercms winter *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wintercms:winter:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "588A92F0-EBF4-4A9A-A0A3-8BD4F9FDA03F",
              "versionEndExcluding": "1.2.10",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Versions of Winter CMS before 1.2.10 allow users with access to the CMS Asset Manager were able to upload SVGs without automatic sanitization. To actively exploit this security issue, an attacker would need access to the Backend with a user account with the following permission: cms.manage_assets. The Winter CMS maintainers strongly recommend that the cms.manage_assets permission only be reserved to trusted administrators and developers in general. This vulnerability is fixed in 1.2.10."
    },
    {
      "lang": "es",
      "value": "Winter es un sistema de gesti\u00f3n de contenido (CMS) gratuito y de c\u00f3digo abierto basado en el framework PHP Laravel. Las versiones de Winter CMS anteriores a la 1.2.10 permit\u00edan a los usuarios con acceso al Gestor de Activos del CMS subir SVGs sin sanitizaci\u00f3n autom\u00e1tica. Para explotar activamente este problema de seguridad, un atacante necesitar\u00eda acceso al Backend con una cuenta de usuario con el siguiente permiso: cms.manage_assets. Los mantenedores de Winter CMS recomiendan encarecidamente que el permiso cms.manage_assets solo se reserve a administradores y desarrolladores de confianza en general. Esta vulnerabilidad est\u00e1 corregida en la 1.2.10."
    }
  ],
  "id": "CVE-2026-22254",
  "lastModified": "2026-02-20T21:03:13.973",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 0.0,
          "baseSeverity": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 0.0,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 2.5,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-02-06T20:16:10.057",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/wintercms/winter/commit/8a7f74b004fcd19721764fc63af0cdb339d9fb65"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Product",
        "Release Notes"
      ],
      "url": "https://github.com/wintercms/winter/releases/tag/v1.2.10"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/wintercms/winter/security/advisories/GHSA-m7gw-rffq-rxjm"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        },
        {
          "lang": "en",
          "value": "CWE-80"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Primary"
    }
  ]
}


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  • 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.
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  • 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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