CVE-2026-104080

HIGHCVSS 7.8/10EPSS 1.20%

Last modified

CVE-2026-104080 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 1.20% chance of exploitation in the next 30 days.

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Control Web PanelControl Web Panel< 1.30

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-104080?
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.
How severe is CVE-2026-104080?
CVE-2026-104080 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.
How do I fix CVE-2026-104080?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST