PT-2026-7532 · Qnap · Qsync Central

Coral · Published 2026-02-11 · Updated 2026-02-16 · CVE-2025-30269

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Qsync Central versions prior to 5.0.0.4

Description A use of externally-controlled format string issue exists in Qsync Central. A remote attacker who obtains a user account may be able to obtain secret data or modify memory. The issue involves the use of externally-controlled format strings.

Recommendations Update to Qsync Central version 5.0.0.4 or later.

Fix

Use of Externally-Controlled Format String

Weakness Enumeration

CWE-134

Related Identifiers

CVE-2025-30269

Affected Products

Qsync Central

References · 6

• https://qnap.com/en/security-advisory/qsa-26-02 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-30269 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-30269 · Security Note
• https://twitter.com/CCBalert/status/2022236318646825039 · Twitter Post
• https://twitter.com/cracbot/status/2023351737432809615 · Twitter Post
• https://t.me/cveNotify/151686 · Telegram Post