SQL injection in baserCMS - CVE-2026-62950
Published: July 30, 2026
Vulnerability identifier: #VU140533
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-62950
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary SQL queries and disclose sensitive information.
The vulnerability exists due to SQL injection in BlogTagsService::createIndexOrder() when processing the sort and direction query parameters in the blog tags listing endpoint. A remote attacker can send a specially crafted request to execute arbitrary SQL queries and disclose sensitive information.
The issue is reachable without authentication via the public API route when USE_CORE_API="true", and the same vulnerable code path is also exposed through the admin route.
Affected software
baserCMS
How to mitigate CVE-2026-62950
Install security update from vendor's website.
baserCMS - update to 5.3.0