CVE-2025-22482: qnap systems inc. qsync central
Vulnerability summary
CVE-2025-22482 is a high (CVSS 8.1) vulnerability in qnap systems inc. qsync central. EPSS estimates a 0.37% chance of exploitation in the next 30 days, higher than 29.8% of scored vulnerabilities.
Timeline
- 06-06-2025PublishedVulnerability first disclosed.
- 06-06-2025Last modifiedVulnerability information updated.
Description
A use of externally-controlled format string vulnerability has been reported to affect Qsync Central. If exploited, the vulnerability could allow remote attackers who have gained user access to obtain secret data or modify memory. We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.6 ( 2025/03/20 ) and later
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST2.3LowCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS trend
Probability
0.37%
Chance of exploitation in the next 30 days
Percentile
30%
Versus all other CVEs
30-day change
+0.01 pp
From 0.36% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Qnap1 product
- qsync_central≥ 4.5.0.3, < 4.5.0.6
Qnap systems inc.1 product
- qsync central≥ 4.5.x.x, < 4.5.0.6 ( 2025/03/20 )
2 vendors · 2 products
References
1 links- www.qnap.com/en/security-advisory/qsa-25-10Vendor Advisory