{"action":"Upgrade october/system to 3.7.14 or later.","affected":[{"fixed":"4.1.10","introduced":"4.0.0"},{"fixed":"3.7.14","introduced":"0"}],"component":"october/system","cve_ids":["CVE-2026-24907"],"ecosystem":"Packagist","epss":0.00198,"exploited":false,"fixed_versions":["4.1.10","3.7.14"],"ghsa_id":"GHSA-j4j5-9x6g-rgxc","id":"tcs_01M5KF46D635BEP5PJJ6YEMS8W","modified_at":"2026-05-05T16:07:40.817963Z","published_at":"2026-04-14T20:02:50Z","references":["https://osv.dev/vulnerability/GHSA-j4j5-9x6g-rgxc","https://github.com/octobercms/october/security/advisories/GHSA-j4j5-9x6g-rgxc","https://nvd.nist.gov/vuln/detail/CVE-2026-24907","https://github.com/octobercms/october"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"GHSA-j4j5-9x6g-rgxc","url":"https://osv.dev/vulnerability/GHSA-j4j5-9x6g-rgxc"}],"summary":"October CMS has Stored XSS in Event Log Mail Preview"}