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CVE-2026-55791

🗓️ 01 Jul 2026 23:13:58Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 38 Views🌐 WEB

Craft CMS SSRF and JS injection via host header poisoning on resource-js when cacheSourcePaths is false.

Related
Detection
Affected
Refs
Paths
Vulners
Node
craftcmscraft_cmsRange5.0.0-RC15.10.0
OR
craftcmscraft_cmsRange4.0.0-RC14.18.0
[
  {
    "vendor": "craftcms",
    "product": "cms",
    "versions": [
      {
        "version": ">= 5.0.0-RC1, < 5.10.0",
        "status": "affected"
      },
      {
        "version": ">= 4.0.0-RC1, < 4.18.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
Hostheader/actions/app/resource-jsSSRF and Arbitrary JavaScript Injection via /actions/app/resource-js by poisoning Host/X-Forwarded-Host to manipulate baseUrl and fetch/reflect malicious payload.CWE-918CWE-644CWE-79
X-Forwarded-Hostheader/actions/app/resource-jsSSRF and Arbitrary JavaScript Injection via /actions/app/resource-js by poisoning Host/X-Forwarded-Host to manipulate baseUrl and fetch/reflect malicious payload.CWE-918CWE-644CWE-79

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