CVE-2026-84694

Coolify before 4.2.0 Remote Code Execution via Environment Variable Key

Published Sep 2, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Coolify before 4.2.0 Remote Code Execution via Environment Variable Key
First Time appeared Coollabs
Coollabs coolify
Weaknesses CWE-78
CPEs cpe:2.3:a:coollabs:coolify:*:*:*:*:*:*:*:*
Vendors & Products Coollabs
Coollabs coolify
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 2, 2026, 11:13 AM
Reserved
Sep 1, 2026, 11:24 PM
Status
Deferred
Published
Sep 2, 2026, 1:17 AM
Modified
Sep 10, 2026, 3:53 PM