SQL injection in baserCMS - CVE-2026-62956
Published: July 30, 2026
Vulnerability identifier: #VU140534
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-62956
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary SQL queries against the database.
The vulnerability exists due to SQL injection in MailMessagesService::getIndex() when processing the order and direction query parameters for the mail messages listing endpoint. A remote user can send a specially crafted request to execute arbitrary SQL queries against the database.
The injected payload may be persisted in the server-side session, causing re-execution on subsequent page loads, and the issue affects both the admin and API mail messages listing endpoints.
Affected software
baserCMS
How to mitigate CVE-2026-62956
Install security update from vendor's website.
baserCMS - update to 5.3.0