PT-2026-1077 · Qnap · Quts Hero+1

Coral · Published 2026-01-02 · Updated 2026-01-02 · CVE-2025-52872

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Name of the Vulnerable Software and Affected Versions QNAP versions prior to QTS 5.2.7.3256 build 20250913 QNAP versions prior to QuTS hero h5.2.7.3256 build 20250913 QNAP versions prior to QuTS hero h5.3.0.3192 build 20250716

Description A buffer overflow issue exists in QNAP operating systems. Successful exploitation could allow a remote attacker to modify memory or crash processes if they have obtained a user account.

Recommendations Update QTS to version 5.2.7.3256 build 20250913 or later. Update QuTS hero to version h5.2.7.3256 build 20250913 or later. Update QuTS hero to version h5.3.0.3192 build 20250716 or later.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2025-52872

Affected Products

Qts

Quts Hero

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-52872 · Security Note
• https://osv.dev/vulnerability/CVE-2025-52872 · Vendor Advisory
• https://qnap.com/en/security-advisory/qsa-25-50 · Vendor Advisory
• https://twitter.com/CVEnew/status/2007118436292518362 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2007157635305427256 · Twitter Post
• https://t.me/CVEtracker/41240 · Telegram Post