CVE-2025-66844
CRITICAL9.1EPSS 0.06%Grav may be vulnerable to SSRF attack via Twig Templates
Published: 12/15/2025Modified: 12/17/2025
Also known as:GHSA-729w-j79f-2c34
Description
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.
Affected packages (1)
- Packagist/getgrav/gravfrom 0, <= 1.7.49.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |