Buffer Overflow Vulnerability in QNAP Operating System
CVE-2025-62852

1.2LOW

Key Information:

Vendor

QNAP
Status
Qts
Vendor
CVE Published:
2 January 2026

What is CVE-2025-62852?

A buffer overflow vulnerability in QNAP operating system allows remote attackers with administrator access to exploit the system. Successfully exploiting this vulnerability could enable attackers to manipulate memory or crash processes, posing a significant risk to system stability and security. Users are advised to upgrade to QTS 5.2.8.3332 build 20251128 or later to mitigate this issue.

Affected Version(s)

QTS 5.2.x < 5.2.8.3332 build 20251128

References

https://www.qnap.com/en/security-advisory/qsa-25-51

CVSS V4

Score:
1.2
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

coral
.