RCE in Ctrlpanel-gg Panel

CVE-2026-34234

CtrlPanel is open-source billing software for hosting providers. In versions 1.1.1 and prior, the web-based installer (public/installer/index.php) is vulnerable to unauthenticated Remote Code Execution (RCE) because it performs the install…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.001 (25.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-34234?
CVE-2026-34234 is a critical-severity vulnerability in Ctrlpanel-gg Panel, classified under OS Command Injection. CVSS score: 10.0/10. Published 2026-05-19.
How severe is CVE-2026-34234?
Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2026-34234 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.