CVE-2026-84694: coollabsio coolify

Coolify before 4.2.0 Remote Code Execution via Environment Variable Key

CVSS 8.7 HighEPSS 0.0084 · 58th percentile

Published by the CVE Program (CNA: VulnCheck) at 2 Sept 2026, 00:37 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
coollabsio	coolify https://github.com/coollabsio/coolify pkg:github/coollabsio/coolify	affected before 4.2.0 semver unaffected 4.2.0 semver Other versions: unaffected

Identifiers

CVE-2026-84694

CNA

VulnCheck

Weakness (CWE)

CWE-78

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.7	High	4.0	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	CNA (VulnCheck)Used for this record
8.8	High	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0084, the 58th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 2 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/coollabsio/coolify product
github.com/coollabsio/coolify/commit/b50839d4515b115b7ded5db609471440249995da patch
github.com/coollabsio/coolify/blob/v4.1.2/app/Support/ValidationPatterns.php technical-description
github.com/coollabsio/coolify/blob/v4.1.2/app/Policies/ApplicationPolicy.php technical-description
github.com/coollabsio/coolify/releases/tag/v4.2.0 release-notes
www.vulncheck.com/advisories/coolify-before-4.2.0-remote-code-execution-via-environment-variable-key third-party-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.