A use of uninitialized variable 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 denial of service conditions, or modify control flow in unexpected ways.
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 22:15:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Qnap Systems
Qnap Systems qts Qnap Systems quts Hero |
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| Vendors & Products |
Qnap Systems
Qnap Systems qts Qnap Systems quts Hero |
Wed, 11 Feb 2026 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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 use of uninitialized variable 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 denial of service conditions, or modify control flow in unexpected ways. 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-457 | |
| References |
| |
| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: qnap
Published:
Updated: 2026-02-11T16:54:52.712Z
Reserved: 2025-09-03T00:59:25.448Z
Link: CVE-2025-58466
Updated: 2026-02-11T16:54:50.348Z
Status : Awaiting Analysis
Published: 2026-02-11T13:15:56.447
Modified: 2026-02-11T15:27:26.370
Link: CVE-2025-58466
No data.