How severe is CVE-2025-29898?

CVE-2025-29898 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-29898 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-29898?

CVE-2025-29898 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29898?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-29898 have an EU (EUVD) identifier?

Yes. CVE-2025-29898 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27760.

When was CVE-2025-29898 published?

CVE-2025-29898 was published on 2025-08-29 and last updated on 2026-06-17.

CVE-2025-29898

CVE-2025-29898 is a medium-severity vulnerability in Qnap Qsync Central with a CVSS 3.x base score of 6.5. 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 6.0
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-27760
Weakness: CWE-400
Affected product: Qnap Qsync Central
Published: 2025-08-29
Last modified: 2026-06-17

Description

An uncontrolled resource consumption vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.7 ( 2025/04/23 ) and later

Frequently asked questions

What is CVE-2025-29898?: An uncontrolled resource consumption vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.7 ( 2025/04/23 ) and later
How severe is CVE-2025-29898?: CVE-2025-29898 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-29898 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-29898?: CVE-2025-29898 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29898?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-29898 have an EU (EUVD) identifier?: Yes. CVE-2025-29898 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27760.
When was CVE-2025-29898 published?: CVE-2025-29898 was published on 2025-08-29 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-25-22

Affected products (1)

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

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