CVE-2026-84694
high
CVSS v3
8.8
CVSS v4 NEW
8.7
VIR risk
8.8
Description
Coolify before 4.2.0 fails to properly escape environment variable key names in Docker commands executed over SSH on managed servers. Authenticated attackers can inject shell metacharacters into environment variable keys to execute arbitrary commands on the server host outside containers.
Predictions
Exploit likelihood
92%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/coollabsio/coolify
- https://github.com/coollabsio/coolify/blob/v4.1.2/app/Policies/ApplicationPolicy.php
- https://github.com/coollabsio/coolify/blob/v4.1.2/app/Support/ValidationPatterns.php
- https://github.com/coollabsio/coolify/commit/b50839d4515b115b7ded5db609471440249995da
- https://github.com/coollabsio/coolify/releases/tag/v4.2.0
- https://www.vulncheck.com/advisories/coolify-before-4.2.0-remote-code-execution-via-environment-variable-key
CWEs
CWE-78
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.