CVE-2026-34035: Coolify: Host RCE via Log Drain secret/env command injection
Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.466, log drain secret and environment values were interpolated into shell commands without sufficient encoding, allowing an authenticated user to inject commands executed on the host. This issue is fixed in version 4.0.0-beta.466.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Coolifyto a version that resolves this vulnerability.Fixed in 4.0.0-beta.466
Event History
Frequently Asked Questions
What is the severity of CVE-2026-34035?
The severity of CVE-2026-34035 is high with a score of 8.8.
How do I fix CVE-2026-34035?
To fix CVE-2026-34035, update to Coolify version 4.0.0-beta.466 or later.
What type of vulnerability is CVE-2026-34035?
CVE-2026-34035 is an OS Command Injection vulnerability.
Who is affected by CVE-2026-34035?
Authenticated users of Coolify prior to version 4.0.0-beta.466 are affected by CVE-2026-34035.
What can an attacker do with CVE-2026-34035?
An attacker can exploit CVE-2026-34035 to execute arbitrary commands on the host operating system.