PT-2026-26641 · Unknown · Qunetswitch

Yingmuo · CVE-2026-22901 · Published 2026-03-20 · Updated 2026-04-09

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions QuNetSwitch versions prior to 2.0.5.0906

Description A command injection issue exists in QuNetSwitch. Successful exploitation allows a remote attacker who has obtained a user account to execute arbitrary commands.

Recommendations Update to QuNetSwitch version 2.0.5.0906 or later.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2026-22901

Affected Products

Qunetswitch

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-22901 · Security Note
• https://qnap.com/en/security-advisory/qsa-26-11 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/2035066833120694707 · Twitter Post
• https://reddit.com/r/The_IT_Guys/comments/1sgrvqv/critical_advisory_cve202622901_exploitation · Reddit Post
• https://twitter.com/CVEnew/status/2035619800219783250 · Twitter Post
• https://twitter.com/infoflowcloud/status/2035621578692550849 · Twitter Post