{"id":"CVE-2025-66844","title":"In grav <1.7.49.5, a SSRF (Server-Side Request Forgery) vector may be triggered via Twig templates when page content is processed by Twig and the configuration allows undefined PHP functions to be registered","summary":"In grav <1.7.49.5, a SSRF (Server-Side Request Forgery) vector may be triggered via Twig templates when page content is processed by Twig and the configuration allows undefined PHP functions to be registered","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-918"],"vendor":"getgrav","product":"grav","affected":["grav < 1.7.49.5"],"patched":["grav 1.7.49.5"],"published":"2025-12-15","updated":"2026-10-14","sourceUpdated":"2026-10-14T21:10:00.183","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-66844","references":[{"url":"https://github.com/Yohane-Mashiro/grav_cve/issues/2","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.00288,"epssPercentile":0.1992,"ingestedAt":"2026-10-14T21:57:04.803Z","slug":"CVE-2025-66844","body":"## Overview\n\nIn grav <1.7.49.5, a SSRF (Server-Side Request Forgery) vector may be triggered via Twig templates when page content is processed by Twig and the configuration allows undefined PHP functions to be registered\n\n## Affected\n\n- `grav < 1.7.49.5`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `grav 1.7.49.5`","depth":"midnight","depthScore":50,"depthScoreParts":{"impact":50.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}