[ CVE-2026-22896 · Published 15 Oct 2026 ]

Vulnerability in QNAP Systems Inc. Network & Virtual Switch

CVSS 6.2 EPSS <1%No fix listed yet

[ Description ]Official description

A cross-site scripting (XSS) vulnerability has been reported to affect Network & Virtual Switch. If a remote attacker gains an administrator account, they can then exploit the vulnerability to inject malicious code. We have already fixed the vulnerability in the following version: Network & Virtual Switch in QTS 5.1.8.2823 build 20240712 and later Network & Virtual Switch in QTS 5.2.1.2930 build 20241025 and later Network & Virtual Switch in QuTS cloud c5.2.4.3041 build 20250211 and later Network & Virtual Switch in QuTS hero h5.1.8.2823 build 20240712 and later Network & Virtual Switch in QuTS hero h5.2.1.2929 build 20241025 and later

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.