CVE-2026-12815: Coollabsio Coolify

Medium severity, CVSS 6.3. EPSS: 2% chance of exploitation in the next 30 days.

A vulnerability has been found in coollabsio coolify 4.0.0. Impacted is an unknown function of the component Image Name Handler. Such manipulation leads to os command injection. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way. The changelog for 4.1.2 mentions "[i]mproved image, branch, proxy, and deployment input validation".

Affected products

• Coollabsio Coolify: version 4.0.0 only

Published 2026-06-22. Last modified 2026-06-22.