CVE-2025-29897CWE-120CWE-121

CVE-2025-29897

published October 15, 2026

CVSS
0.6
EPSS
0%
Percentile
18.9
In the wild
Unconfirmed
What it is

A buffer copy without checking size of input vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes.

We have already fixed the vulnerability in the following version:

Qsync Central 5.0.0.4 and later

The record
Technical detail
CVSS
0.6 · NONE
CVSS v4.0
0.6 · CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U
EPSS
0.00275 · 18.9th percentile
Weaknesses
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'); CWE-121 · Stack-based Buffer Overflow
Published
2026-10-15T11:17Z
References (1)
https://www.qnap.com/en/app-release-notes?keyword=Qsync%20&app=QsyncServer&product-line=nas · [email protected]
EPSS history
Timeline
  • 16 OCT 03:24Z
    EPSS moved — → 0%
    epss
  • 15 OCT 06:57Z
    Stack-based Buffer Overflow in qsyncsrv.cgi
    cvelistv5
  • 15 OCT 06:57Z
    Stack-based Buffer Overflow in qsyncsrv.cgi
    cvelistv5