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CVE-2026-41887 Flarum: Path traversal in LESS parser via theme color settings (incomplete fix for CVE-2023-27577)

🗓️ 08 May 2026 15:50:38Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Admin with access can inject @import via theme colors in LESS, enabling LFI or SSRF; patch released in 1.8.16 and 2.0.0-rc.1.

Related
Affected
Refs
[
  {
    "vendor": "flarum",
    "product": "framework",
    "versions": [
      {
        "version": "< 1.8.16",
        "status": "affected"
      },
      {
        "version": ">= 2.0.0-beta.1, < 2.0.0-rc.1",
        "status": "affected"
      }
    ]
  }
]

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