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CVE-2026-48761 Symfony: HtmlSanitizer UrlAttributeSanitizer Misses URL Attributes on <object>, <applet>, <iframe>, <img> and the URL Inside <meta http-equiv="refresh"> content

🗓️ 14 Jul 2026 19:21:26Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 11 Views

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 6.1.0 until 6.4.41, 7.4.13, and 8.0.13, UrlAttributeSanitizer::getSupportedAttributes() omitted URL-bearing attributes on , , , and , and URLs ...

Related
Affected
Refs
[
  {
    "vendor": "symfony",
    "product": "symfony",
    "versions": [
      {
        "version": ">= 6.1.0, < 6.4.41",
        "status": "affected"
      },
      {
        "version": ">= 7.0.0-BETA1, < 7.4.13",
        "status": "affected"
      },
      {
        "version": ">= 8.0.0-BETA1, < 8.0.13",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "symfony",
    "product": "html-sanitizer",
    "versions": [
      {
        "version": ">= 6.1.0, < 6.4.41",
        "status": "affected"
      },
      {
        "version": ">= 7.0.0-BETA1, < 7.4.13",
        "status": "affected"
      },
      {
        "version": ">= 8.0.0-BETA1, < 8.0.13",
        "status": "affected"
      }
    ]
  }
]

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14 Jul 2026 19:21Current
CVSS 45.3
EPSS0.00051
11