CVE-2026-104080

Description

Control Web Panel (CWP) before webpanel_version 1.29 contains an OS command injection vulnerability in the loopback API /valid_token/ route that allows unauthenticated attackers to execute arbitrary commands as root by injecting shell metacharacters into the unvalidated 'user' parameter. Attackers can send a crafted request to the /valid_token/ route, which passes the parameter unescaped into a shell_exec() call.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

References

• https://control-webpanel.com/changelog ↗
• https://www.vulncheck.com/blog/control-web-panel-pre-auth-module-dispatch-rce ↗
• https://www.vulncheck.com/advisories/control-web-panel-cwp-os-command-injection-via-valid-token ↗