Medium severity6.8NVD Advisory· Published Mar 4, 2026· Updated Jun 17, 2026
CVE-2026-2994
CVE-2026-2994
Description
Concrete CMS below version 9.4.8 is subject to CSRF by a Rogue Administrator using the Anti-Spam Allowlist Group Configuration via group_id parameter which can leads to a security bypass since changes are saved prior to checking the CSRF token. 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:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N. Thanks z3rco for reporting
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
concrete5/concrete5Packagist | < 9.4.8 | 9.4.8 |
Affected products
3- Range: 5
Patches
Vulnerability mechanics
References
4- documentation.concretecms.org/9-x/developers/introduction/version-history/948-release-notesnvdPatchRelease NotesVendor AdvisoryWEB
- github.com/concretecms/concretecms/pull/12826nvdExploitIssue TrackingVendor AdvisoryWEB
- github.com/advisories/GHSA-6mxw-2vhf-42g5ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-2994ghsaADVISORY
News mentions
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