{"action":"Upgrade getgrav/grav to 1.8.0-beta.27 or later.","affected":[{"fixed":"1.8.0-beta.27","introduced":"0"}],"component":"getgrav/grav","cve_ids":["CVE-2025-66298"],"ecosystem":"Packagist","epss":0.00378,"exploited":false,"fixed_versions":["1.8.0-beta.27"],"ghsa_id":"GHSA-8535-hvm8-2hmv","id":"tcs_01M5KEYNN0NS3HC22PS8R3N91Z","modified_at":"2026-09-10T03:50:31.650740336Z","published_at":"2025-12-02T01:25:33Z","references":["https://osv.dev/vulnerability/GHSA-8535-hvm8-2hmv","https://github.com/getgrav/grav/security/advisories/GHSA-8535-hvm8-2hmv","https://nvd.nist.gov/vuln/detail/CVE-2025-66298","https://github.com/getgrav/grav/commit/e37259527d9c1deb6200f8967197a9fa587c6458","https://github.com/getgrav/grav"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-8535-hvm8-2hmv","url":"https://osv.dev/vulnerability/GHSA-8535-hvm8-2hmv"},{"source":"nvd","source_id":"CVE-2025-66298","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66298"}],"summary":"Grav is vulnerable to Server-Side Template Injection (SSTI) via Forms"}