CVE-2026-112771: cms 4.0.0 to before 4.18.8, 5.0.0 to before 5.11.0

Affected technology

cms · 4.0.0 to before 4.18.8
craftcms

cms · 5.0.0 to before 5.11.0
craftcms

Description’s affected range: before 4.18.8 and 5.0.0 before 5.11.0

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Authenticated Control Panel users can supply dot-path keys to traverse the craft global and disclose the securityKey, database credentials, and auth tokens. Vendor/CNA’s CVSS 4.0 assessment (base score 7.1/10) rates confidentiality impact as high; integrity and availability impact as none.