#VU122112 Improper access control in Drupal Canvas - CVE-2026-1553
Published: January 29, 2026
Vulnerability identifier: #VU122112
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-1553
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Drupal Canvas
Drupal Canvas
Software vendor:
Wim Leers
Wim Leers
Description
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to the affected module does not sufficiently validate access to Canvas Pages when they are unpublished. A remote attacker can bypass implemented security restrictions and gain unauthorized access to sensitive information on the system.
Remediation
Install updates from vendor's website.