Improper access control in Advanced Search - CVE-2026-84910
Published: September 3, 2026
Vulnerability identifier: #VU146857
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-84910
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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 check block access when arbitrary block IDs are submitted to its publicly accessible AJAX endpoint. A remote attacker can retrieve restricted block content.
Affected software
Advanced Search
How to mitigate CVE-2026-84910
Install updates from vendor's website.
Advanced Search - update to 2.4.5