cvedb.io
CVE-2025-66280
HIGH · CVSS 7.2
EPSS exploitation probability: 0%
Published 2026-06-10T04:17:12.420 · Last modified 2026-06-17T09:56:36.357

Summary

An integer overflow or wraparound vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to compromise the security of the system. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3410 build 20260214 and later QuTS hero h5.2.9.3410 build 20260214 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3397 build 20260206 and later

Affected products

qnap — qts

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.