How severe is CVE-2025-22482?

CVE-2025-22482 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-22482 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-22482?

CVE-2025-22482 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-22482?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-22482 have an EU (EUVD) identifier?

Yes. CVE-2025-22482 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17341.

When was CVE-2025-22482 published?

CVE-2025-22482 was published on 2025-06-06 and last updated on 2026-06-17.

CVE-2025-22482

CVE-2025-22482 is a high-severity vulnerability in Qnap Qsync Central with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-134.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v4: 2.3
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17341
Weakness: CWE-134
Affected product: Qnap Qsync Central
Published: 2025-06-06
Last modified: 2026-06-17

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

Frequently asked questions

What is CVE-2025-22482?: 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
How severe is CVE-2025-22482?: CVE-2025-22482 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-22482 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-22482?: CVE-2025-22482 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-22482?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-22482 have an EU (EUVD) identifier?: Yes. CVE-2025-22482 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17341.
When was CVE-2025-22482 published?: CVE-2025-22482 was published on 2025-06-06 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-25-10

Affected products (1)

cpe:2.3:a:qnap:qsync_central:*:*:*:*:*:*:*:*

More vulnerabilities in Qnap Qsync Central

CVE-2025-30276 — High (CVSS 8.8): An out-of-bounds write vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user…
CVE-2025-54153 — High (CVSS 8.8): An SQL injection vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account,…
CVE-2025-53595 — High (CVSS 8.8): An SQL injection vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account,…
CVE-2025-44014 — High (CVSS 8.8): An out-of-bounds write vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user…
CVE-2025-30278 — High (CVSS 8.8): An improper certificate validation vulnerability has been reported to affect Qsync Central. If a remote attacker gains…
CVE-2025-30277 — High (CVSS 8.8): An improper certificate validation vulnerability has been reported to affect Qsync Central. If a remote attacker gains…

All CVEs affecting Qnap Qsync Central →

Other CWE-134 vulnerabilities

CVE-2012-1851 — Critical (CVSS 10.0): Format string vulnerability in the Print Spooler service in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2,…
CVE-2012-0242 — Critical (CVSS 10.0): Format string vulnerability in Advantech/BroadWin WebAccess before 7.0 allows remote attackers to execute arbitrary…
CVE-2011-2475 — Critical (CVSS 10.0): Format string vulnerability in ECTrace.dll in the iMailGateway service in the Internet Mail Gateway in OneBridge Server…
CVE-2011-1568 — Critical (CVSS 10.0): Format string vulnerability in the logText function in shmemmgr9.dll in IGSSdataServer.exe 9.00.00.11074, and…
CVE-2010-4235 — Critical (CVSS 10.0): Format string vulnerability in RealNetworks Helix Server 12.x, 13.x, and 14.x before 14.2, and Helix Mobile Server…
CVE-2011-0270 — Critical (CVSS 10.0): Format string vulnerability in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows…

Browse all CWE-134 vulnerabilities →