A NULL pointer dereference 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 launch a denial-of-service (DoS) attack.
We have already fixed the vulnerability in the following versions:
QTS 5.2.8.3332 build 20251128 and later
QuTS hero h5.2.8.3321 build 20251117 and later
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://www.qnap.com/en/security-advisory/qsa-26-05 |
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History
Wed, 11 Feb 2026 15:15:00 +0000
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| Metrics |
ssvc
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Wed, 11 Feb 2026 12:45:00 +0000
| Type | Values Removed | Values Added |
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| Description | A NULL pointer dereference 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 launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following versions: QTS 5.2.8.3332 build 20251128 and later QuTS hero h5.2.8.3321 build 20251117 and later | |
| Title | QTS, QuTS hero | |
| Weaknesses | CWE-476 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: qnap
Published:
Updated: 2026-02-11T14:33:22.912Z
Reserved: 2025-05-02T05:58:18.474Z
Link: CVE-2025-47205
Updated: 2026-02-11T14:30:00.816Z
Status : Awaiting Analysis
Published: 2026-02-11T13:15:52.287
Modified: 2026-02-11T15:27:26.370
Link: CVE-2025-47205
No data.
OpenCVE Enrichment
No data.