CVE-2025-66844

PoC —

CVSS 3.1

9.1 critical

EPSS

<1%p21

Published

Dec 15, 2025 (Dec 15, 2025)

Modified

Jun 17, 2026

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

Vendors: getgrav
Products: grav
Weakness: CWE-918
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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