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OpenAdvisories
Low · 2.3 CVE-2026-8433 EUVD-2026-31365GHSA-6fxm-r8p3-mx5c

Concrete CMS 9 before 9.5.0 is vulnerable to Cross Site Request Forgery (CSRF) at concrete/controllers/backend/file rescan()

Published May 21, 2026 · Updated May 22, 2026 · Assigned by ConcreteCMS

Description

Concrete CMS 9 before 9.5.0 is vulnerable to Cross Site Request Forgery (CSRF) at concrete/controllers/backend/file rescan(). The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 2.3 with vector CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N. Thanks Yonatan Drori (Tenzai) for reporting.

Affected products

VendorProductAffectedFixed
Concrete CMS Concrete CMS — —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist concrete5/concrete5 >= 9.0.0RC1, < 9.5.1 9.5.1 GHSA-6fxm-r8p3-mx5c

References