Main Vulnerability Database Vulnerabilities #VU130924

Information disclosure in Grav CMS - CVE-2026-44738

Published: May 11, 2026

Vulnerability identifier: #VU130924

CSH Severity: Medium

CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-44738

CWE-ID: CWE-200

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the Twig sandbox within Config::toArray(). A remote user can gain unauthorized access to sensitive information on the system.

Affected software

Grav CMS

How to mitigate CVE-2026-44738

Install updates from vendor's website.

Grav CMS - update to 2.0.0 rc.2

Links to Public Exploits and PoC-codes

Exploit #12699 - Twig sandbox allows editor-role users to exfiltrate all plugin secrets via Config::toArray() (May 11, 2026)

External References

https://github.com/getgrav/grav/security/advisories/GHSA-j274-39qw-32c9

Related Security Bulletins

Information disclosure in Grav CMS