CVE-2023-23357: QNAP Qulog Center

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained administrator access to bypass security mechanisms or read application data. We have already fixed the vulnerability in the following versions: QuLog Center 1.5.0.738 ( 2023/03/06 ) and later QuLog Center 1.4.1.691 ( 2023/03/01 ) and later QuLog Center 1.3.1.645 ( 2023/02/22 ) and later

Affected products

• QNAP Qulog Center: before 1.5.0.738 (fixed in 1.5.0.738); before 1.3.1.645 (fixed in 1.3.1.645); before 1.4.1.691 (fixed in 1.4.1.691)

Published 2024-12-19. Last modified 2026-06-17.