CVE-2025-53597: QNAP License Center

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A buffer overflow vulnerability has been reported to affect License Center. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following version: License Center 2.0.36 and later

Affected products

• QNAP License Center: from 2.0.17, before 2.0.36 (fixed in 2.0.36)

Published 2026-01-02. Last modified 2026-06-17.