QTS

published 2026-09-18 52 d ago modified 2026-09-28 42 d ago also EUVD-2024-55770

cvss: 4.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits: 0; none known

An improper authentication vulnerability has been reported to affect product. The remote attackers can then exploit the vulnerability to compromise the security of the system. QTS is not affected.

We have already fixed the vulnerability in the following version:

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 52 d ago (2026-09-18)

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.8	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected products

QNAP Systems Inc. QTS

Classification

Weakness

CWE-287 Improper Authentication

References

qnap.com /en/security-advisory/qsa-24-37

Sources

CVE List CVE-2024-38639
NVD CVE-2024-38639

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary