CVE-2026-79987Low-privilege RCE through element-search eager loading

Description

A remote, authenticated, non-admin Craft CMS Control Panel user with only the accessCp permission can execute operating system commands as the PHP web worker.

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

References and patches

• https://www.hckrt.com/hacktivity/HCKRT-9TSYY2 third-party-advisorytechnical-descriptionmitigation
• https://github.com/craftcms/cms/releases/tag/5.10.13 release-notes
• https://github.com/craftcms/cms product
• https://github.com/craftcms/cms/security/advisories/GHSA-9c4j-cjw3-r3xx third-party-advisory