{"id":"CVE-2026-2994","summary":"Concrete CMS below 9.4.8 is vulnerable to CSRF by a Rogue Admin using the Anti-Spam Allowlist Group","details":"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","aliases":["GHSA-6mxw-2vhf-42g5"],"modified":"2026-08-12T03:51:09.746704015Z","published":"2026-03-04T02:18:31.326Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2994.json","cna_assigner":"ConcreteCMS","cwe_ids":["CWE-352"]},"references":[{"type":"WEB","url":"https://documentation.concretecms.org/9-x/developers/introduction/version-history/948-release-notes"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2994.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2994"},{"type":"FIX","url":"https://github.com/concretecms/concretecms/pull/12826"},{"type":"PACKAGE","url":"https://github.com/concretecms/concretecms"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/concretecms/concretecms","events":[{"introduced":"0"},{"fixed":"455229307c0cb421fa6ef7e9aa9f74f0863c4788"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"9.4.8"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*"}}],"versions":["9.4.7","9.4.6","9.4.5","9.4.4","9.4.3","9.4.2","9.4.1","9.4.0","9.4.0RC2","9.4.0RC1","9.3.7","9.3.6","9.3.5","9.3.0","9.3.4","9.3.3","9.3.2","9.3.1","8.4.1","8.3.1","8.2.1","8.2.0","8.2.0RC2","8.1.0","5.7.5.7","5.7.5.6","5.7.5.5","5.7.5.2","5.7.4.1","5.7.3.1","5.7.3","5.7.2.1","5.7.2","5.7.0.4","5.7.1","5.7.0.3","5.7.0.1","5.7.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2994.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"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"}]}