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OpenAdvisories
High · 7.7 CVE-2025-66298 EUVD-2025-200076GHSA-8535-hvm8-2hmv

Grav is vulnerable to Server-Side Template Injection (SSTI) via Forms

Published Dec 1, 2025 · Updated Dec 2, 2025 · Assigned by GitHub_M

Description

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, having a simple form on site can reveal the whole Grav configuration details (including plugin configuration details) by using the correct POST payload to exploit a Server-Side Template (SST) vulnerability. Sensitive information may be contained in the configuration details. This vulnerability is fixed in 1.8.0-beta.27.

Affected products

VendorProductAffectedFixed
getgrav grav < 1.8.0-beta.27 —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist getgrav/grav < 1.8.0-beta.27 1.8.0-beta.27 GHSA-8535-hvm8-2hmv

References