SB2026032345 - Multiple vulnerabilities in QNAP QuNetSwitch

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) OS Command Injection (CVE-ID: CVE-2026-22897)

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Use of hard-coded credentials (CVE-ID: CVE-2026-22900)

The vulnerability allows a remote attacker to gain access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A remote unauthenticated attacker can access the affected system using the hard-coded credentials.

3) OS Command Injection (CVE-ID: CVE-2026-22901)

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

4) OS Command Injection (CVE-ID: CVE-2026-22902)

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A local administrator can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://www.qnap.com/en/security-advisory/qsa-26-11