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CVE-2026-6826

🗓️ 21 May 2026 20:55:21Reported by ConcreteCMSType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views🌐 WEB

Unauthenticated file usage disclosure in Concrete CMS 9.5.0 and earlier due to missing usage controller permission check.

Related
Detection
Affected
Refs
Paths
NVD
[
  {
    "vendor": "Concrete CMS",
    "product": "Concrete CMS",
    "collectionURL": "https://github.com/concretecms/concretecms",
    "repo": "https://github.com/concretecms/concretecms",
    "versions": [
      {
        "status": "affected",
        "version": "5.0",
        "lessThanOrEqual": "9.5.0",
        "versionType": "git"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
ParameterPositionPathDescriptionCWE
fIDpath/ccm/system/dialogs/file/usage/{fID}Unauthenticated file usage disclosure due to missing permission check in usage controller; allows any visitor to retrieve pages referencing a file.CWE-200

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26 May 2026 14:59Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.3
CVSS 46.9
EPSS0.00025
SSVC
8