CVE-2026-82601

Medium severity, CVSS 4.3. EPSS: 0.4% chance of exploitation in the next 30 days.

A weakness has been identified in SeaCMS up to 13.6. This affects an unknown part of the file /err.php. Executing a manipulation of the argument errtxt can lead to cross site scripting. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

Published 2026-08-31. Last modified 2026-08-31.