{"action":"Upgrade october/system to 3.7.13 or later.","affected":[{"fixed":"3.7.13","introduced":"0"},{"fixed":"4.0.12","introduced":"4.0.0"}],"component":"october/system","cve_ids":["CVE-2025-61676"],"ecosystem":"Packagist","exploited":false,"fixed_versions":["3.7.13","4.0.12"],"ghsa_id":"GHSA-wvpq-h33f-8rp6","id":"tcs_01M5KFAD0MZ2TBC9GG40CWDGWR","modified_at":"2026-02-03T03:16:16.602206Z","published_at":"2026-01-09T20:12:24Z","references":["https://osv.dev/vulnerability/GHSA-wvpq-h33f-8rp6","https://github.com/octobercms/october/security/advisories/GHSA-wvpq-h33f-8rp6","https://nvd.nist.gov/vuln/detail/CVE-2025-61676","https://github.com/octobercms/october"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GHSA-wvpq-h33f-8rp6","url":"https://osv.dev/vulnerability/GHSA-wvpq-h33f-8rp6"}],"summary":"October CMS Vulnerable to Stored XSS via Branding Styles"}