{"action":"Upgrade craftcms/cms to 4.13.8 or later.","affected":[{"fixed":"5.5.8","introduced":"5.0.0-RC1"},{"fixed":"4.13.8","introduced":"4.0.0-RC1"}],"component":"craftcms/cms","cve_ids":["CVE-2025-23209"],"ecosystem":"Packagist","epss":0.21776,"exploited":true,"fixed_versions":["5.5.8","4.13.8"],"ghsa_id":"GHSA-x684-96hh-833x","id":"tcs_01M5KFAQZX32VWMVYA1A50B6E8","modified_at":"2025-10-22T19:54:46.578925Z","published_at":"2025-01-21T19:48:38Z","references":["https://osv.dev/vulnerability/GHSA-x684-96hh-833x","https://github.com/craftcms/cms/security/advisories/GHSA-x684-96hh-833x","https://nvd.nist.gov/vuln/detail/CVE-2025-23209","https://github.com/craftcms/cms/commit/e59e22b30c9dd39e5e2c7fe02c147bcbd004e603","https://craftcms.com/knowledge-base/securing-craft#keep-your-secrets-secret","https://github.com/craftcms/cms","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-23209"],"severity":{"label":"high","score":8},"sources":[{"source":"osv","source_id":"GHSA-x684-96hh-833x","url":"https://osv.dev/vulnerability/GHSA-x684-96hh-833x"},{"source":"kev","source_id":"CVE-2025-23209","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json"}],"summary":"Craft CMS has a potential RCE with a compromised security key"}