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High8.9QNAP

High [CVE-2024-21897] QTS: cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions.

This high-severity QNAP advisory covers CVE-2024-21897 affecting QTS, QuTS hero.

CVE-2024-21897 Published Sep 6, 2024Updated by vendor Jun 17, 2026
Affected products & platforms
QNAPQTSQuTS hero
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Summary

A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to inject malicious code via a network.

We have already fixed the vulnerability in the following versions: QTS 5.1.6.2722 build 20240402 and later

QuTS hero h5.1.6.2734 build 20240414 and later

Affected versions

No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.

Official advisory · medium-confidence parse· fetched 2 months ago·verify at source

Fixed versions

No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.

Official advisory · medium-confidence parse· fetched 2 months ago·verify at source

Mitigation

The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.

Official advisory · medium-confidence parse· fetched 2 months ago·verify at source

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