CVE-2026-104080: Control Web Panel (CWP) before webpanel_version 1.30 contains an OS command injection vulnerability in the loo

Q: How do I fix CVE-2026-104080?

control web panel: upgrade to 1.30. Exact commands for each OS are on this page.

Q: Is CVE-2026-104080 being exploited?

CVE-2026-104080 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-104080 affect?

CVE-2026-104080 affects control web panel. Severity is high (CVSS 8.4). Control Web Panel (CWP) before webpanel_version 1.30 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 metac

Routine

HIGH 8.4UPGRADE

CVE-2026-104080 is a high-severity flaw (CVSS 8.4) affecting control web panel. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Control Web Panel (CWP) before webpanel_version 1.30 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.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.4 (High)
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-78
Published	2026-11-02
Last modified	2026-11-02

Publisher (CNA): VulnCheck · Vendor: control web panel · Source: CVE Program record (NVD analysis pending)

Last updated 2026-11-02 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-11-02 15:22 UTCPublished CVE record published
2026-11-02 15:36 UTCUpdated Record last modified

control web panel control web panel UPGRADE

Affected: < 1.30

Fixed in: 1.30

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy control-web-panel || rpm -q control-web-panel || control-web-panel --version

2. UPGRADE to 1.30 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade control-web-panel

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade control-web-panel

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Advisories and coverage

Research and news

VulDB Recent Entries: CVE-2026-104080 | Control Web Panel up to 1.29 Loopback API shell_exec user os command injection 2026-11-02

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-104080?

control web panel: upgrade to 1.30. Exact commands for each OS are on this page.

Is CVE-2026-104080 being exploited?

CVE-2026-104080 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-104080 affect?

CVE-2026-104080 affects control web panel. Severity is high (CVSS 8.4). Control Web Panel (CWP) before webpanel_version 1.30 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 metac

How urgent is CVE-2026-104080?

Priority 29/100. High severity

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References

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