CVE-2025-30276

HIGH

Qsync Central <5.0.0.4 - Memory Corruption

Title source: llm

Description

An out-of-bounds write vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to modify or corrupt memory. We have already fixed the vulnerability in the following version: Qsync Central 5.0.0.4 ( 2026/01/20 ) and later

Scores

CVSS v3 8.8
EPSS 0.0013
EPSS Percentile 31.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-787
Status published

Affected Products (1)

qnap/qsync_central < 5.0.0.4

Timeline

Published Feb 11, 2026
Tracked Since Feb 18, 2026