Authenticated secret-data disclosure via out-of-bounds read
Published Jan 2, 2026 · Updated Jan 2, 2026
Out-of-bounds read in QNAP License Center 2.0.x before 2.0.36 allows remote authenticated users to obtain secret data. QNAP has not disclosed the affected function, request field, buffer, or missing bounds check responsible for reading beyond allocated memory. Exploitation requires access to a user account, and the documented consequence is disclosure of secret data from the device.
Summary
What happened
Out-of-bounds read in QNAP License Center 2.0.x before 2.0.36 allows remote authenticated users to obtain secret data. QNAP has not disclosed the affected function, request field, buffer, or missing bounds check responsible for reading beyond allocated memory. Exploitation requires access to a user account, and the documented consequence is disclosure of secret data from the device.
The record
- CVE
- CVE-2025-52871
- Published
- Jan 2, 2026
- Updated
- Jan 2, 2026
- Vendor
- Linn Products Limited
- Product
- License Center
- Classifications
- CWE-125, CAPEC-540, T1005
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Jan 2, 2026CVE publishedPublication date reported by the CVE source.
- Jan 2, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=2.0.x <2.0.36
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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