CVE-2025-59955

Coolify leaksensitive information `email_change_code` in `/api/v1/teams/{team_id | current}/members` API endpoint

MEDIUM
5.7
CVSS Score
Published: January 5, 2026 at 05:46 PM UTC
Updated: October 7, 2026 at 10:10 AM UTC
2 products affected across 2 vendorsCoolifyCoolify

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Severity
MEDIUM5.7
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Coolify versions prior to and including v4.0.0-beta.420.8 have an information disclosure vulnerability in the `/api/v1/teams/{team_id}/members` and `/api/v1/teams/current/members` API endpoints allows authenticated team members to access a highly sensitive `email_change_code` from other users on the same team. This code is intended for a single-use email change verification and should be kept secret. Its exposure could enable a malicious actor to perform an unauthorized email address change on behalf of the victim. As of time of publication, no known patched versions exist.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

x_refsource_CONFIRMExploitVendor Advisory
Source: cverecord
https://github.com/coollabsio/coolify/security/advisories/GHSA-927g-56xp-6427

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.7MEDIUMGitHub_M
Vector?

Quick Info

StatusANALYZED
CWE
CWE-201CWE-212CWE-214

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