CVE-2026-22896 PUBLISHED

Stored XSS via Interface Name in Network & Virtual Switch App

Assigner: qnap
Reserved: 13.01.2026 Published: 15.10.2026 Updated: 15.10.2026

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

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
CVSS Score: 6.2

Product Status

Vendor QNAP Systems Inc.
Product Network & Virtual Switch
Versions Default: unaffected
  • affected from QTS 5.1.x to QTS 5.1.8.2823 build 20240712 (excl.)
  • affected from QTS 5.2.x to QTS 5.2.1.2930 build 20241025 (excl.)
  • affected from QuTS cloud c5.2.x to QuTS cloud c5.2.4.3041 build 20250211 (excl.)
  • affected from QuTS hero h5.1.x to QuTS hero h5.1.8.2823 build 20240712 (excl.)
  • affected from QuTS hero h5.2.x to QuTS hero h5.2.1.2929 build 20241025 (excl.)

Solutions

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

Credits

  • Solanki Milan finder

References

Problem Types

  • CWE-79 CWE

Impacts

  • CAPEC-592