Incorrect authorization in QNAP Systems, Inc. products - CVE-2026-24724

Vulnerability identifier: #VU134944

CSH Severity: Medium

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-24724

CWE-ID: CWE-863

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to incorrect authorization. A remote user can bypass intended access restrictions.

QuTScloud
QuTS hero
QVP (QVR Pro appliances)
QNAP QTS

Install updates from vendor's website.

QuTScloud - update to
QuTScloud - update to c5.2.9
QuTS hero - update to h5.2.9
QVP (QVR Pro appliances) - update to 2.8.0
QNAP QTS - update to 5.2.10

• https://www.qnap.com/en/security-advisory/qsa-26-10

• Multiple vulnerabilities in QNAP QTS, QuTS hero, QuTS cloud and QVP