How severe is CVE-2025-44014?

CVE-2025-44014 has a CVSS 3.x base score of 8.8, 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 high.

Is CVE-2025-44014 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-44014?

CVE-2025-44014 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-44014?

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-2025-44014 have an EU (EUVD) identifier?

Yes. CVE-2025-44014 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32459.

When was CVE-2025-44014 published?

CVE-2025-44014 was published on 2025-10-03 and last updated on 2026-06-17.

CVE-2025-44014

CVE-2025-44014 is a high-severity vulnerability in Qnap Qsync Central with a CVSS 3.x base score of 8.8. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 7.1
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-32459
Weakness: CWE-787
Affected product: Qnap Qsync Central
Published: 2025-10-03
Last modified: 2026-06-17

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 5.0.0.1 ( 2025/07/09 ) and later

Frequently asked questions

What is CVE-2025-44014?: 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 5.0.0.1 ( 2025/07/09 ) and later
How severe is CVE-2025-44014?: CVE-2025-44014 has a CVSS 3.x base score of 8.8, 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 high.
Is CVE-2025-44014 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-44014?: CVE-2025-44014 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-44014?: 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-2025-44014 have an EU (EUVD) identifier?: Yes. CVE-2025-44014 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32459.
When was CVE-2025-44014 published?: CVE-2025-44014 was published on 2025-10-03 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-25-34

Affected products (1)

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

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