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CVE-2025-27801 Stored Cross-Site Scripting in Episerver Content Management System (CMS) Media Selection Preview

🗓️ 28 Jul 2025 08:40:15Reported by SEC-VLabType 
cvelist
 cvelist
🔗 www.cve.org👁 7 Views

Stored XSS in Episerver CMS allowed attackers to execute malicious JavaScript via uploaded SVG files.

Related
Affected
Refs
[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "EPiServer.CMS.Core"
    ],
    "product": "Episerver Content Management System (CMS)",
    "vendor": "Optimizely",
    "versions": [
      {
        "lessThan": "11.21.4",
        "status": "affected",
        "version": "11.x",
        "versionType": "custom"
      },
      {
        "lessThan": "12.22.1",
        "status": "affected",
        "version": "12.x",
        "versionType": "custom"
      }
    ]
  }
]

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