CVE-2026-109305

HIGHCVSS 8.8

Description

Craft CMS from 5.10.2 before 5.10.14 contains a Twig sandbox bypass that allows non-admin users to invoke PHP callables through the "has some" and "has every" operators. Users with the System Messages permission can supply two-argument callables such as passthru or system in sandboxed templates to execute code as the web user.

Timeline

Published:October 12th, 2026 5:17 PM

Last modified:October 15th, 2026 3:55 PM

CVSS Scoring

CVSS v3: 8.8 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-1336

References & Reports

Advisories, patches, and third-party reports

https://github.com/craftcms/cms/security/advisories/GHSA-vfcw-xv8p-8rj2
https://www.vulncheck.com/advisories/craft-cms-5.10.2-before-5.10.14-twig-sandbox-bypass-rce-via-has-some-has-every

Source: NIST NVD · Data may lag official sources by up to one minute