How severe is CVE-2024-50404?

CVE-2024-50404 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-2024-50404 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-50404?

CVE-2024-50404 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-50404?

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-2024-50404 have an EU (EUVD) identifier?

Yes. CVE-2024-50404 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45189.

When was CVE-2024-50404 published?

CVE-2024-50404 was published on 2024-12-06 and last updated on 2026-06-17.

CVE-2024-50404

CVE-2024-50404 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-59.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 6.8
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-45189
Weakness: CWE-59
Affected product: Qnap Qsync Central
Published: 2024-12-06
Last modified: 2026-06-17

Description

A link following vulnerability has been reported to affect Qsync Central. If exploited, the vulnerability could allow remote attackers who have gained user access to traverse the file system to unintended locations. We have already fixed the vulnerability in the following versions: Qsync Central 4.4.0.16_20240819 ( 2024/08/19 ) and later

Frequently asked questions

What is CVE-2024-50404?: A link following vulnerability has been reported to affect Qsync Central. If exploited, the vulnerability could allow remote attackers who have gained user access to traverse the file system to unintended locations. We have already fixed the vulnerability in the following versions: Qsync Central 4.4.0.16_20240819 ( 2024/08/19 ) and later
How severe is CVE-2024-50404?: CVE-2024-50404 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-2024-50404 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-50404?: CVE-2024-50404 affects Qnap Qsync Central. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-50404?: 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-2024-50404 have an EU (EUVD) identifier?: Yes. CVE-2024-50404 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45189.
When was CVE-2024-50404 published?: CVE-2024-50404 was published on 2024-12-06 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-24-48

Affected products (1)

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

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