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CVE-2026-81923 Concrete CMS below 9.5.3 is missing authorization in the SEO Bulk Update Meta Tags editor

🗓️ 15 Sep 2026 18:53:26Reported by ConcreteCMSType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Missing authorization in Concrete CMS below 9.5.3 lets users edit SEO meta tags beyond their scope.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-81923
15 Sep 202618:53
cve
euvd
EUVD
EUVD-2026-79294
15 Sep 202621:31
euvd
nvd
NVD
CVE-2026-81923
15 Sep 202619:17
nvd
vulnrichment
Vulnrichment
CVE-2026-81923 Concrete CMS below 9.5.3 is missing authorization in the SEO Bulk Update Meta Tags editor
15 Sep 202618:53
vulnrichment
[
  {
    "vendor": "Concrete CMS",
    "product": "Concrete CMS",
    "collectionURL": "https://github.com/concretecms/concretecms",
    "repo": "https://github.com/concretecms/concretecms",
    "versions": [
      {
        "status": "affected",
        "version": "5.0.0",
        "lessThanOrEqual": "9.5.2",
        "versionType": "git"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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