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High severityNVD Advisory· Published Jun 9, 2026

CVE-2026-41539

CVE-2026-41539

Description

A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to bypass security mechanisms or read application data.

We have already fixed the vulnerability in the following versions: QTS 5.2.9.3492 build 20260507 and later QuTS hero h5.2.9.3499 build 20260514 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3500 build 20260520 and later

Affected products

2
  • Qnap/Qtsllm-fuzzy
    Range: >=5.2.9.3492 build 20260507
  • Qnap/QuTS herollm-fuzzy
    Range: >=h5.2.9.3499 build 20260514, >=h5.3.4.3500 build 20260520, >=h6.0.0.3500 build 20260520

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

1

News mentions

0

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