CVE-2026-86117 (GCVE-0-2026-86117)
Vulnerability from cvelistv5
Published
2026-09-05 09:59
Modified
2026-09-24 14:21
Severity ?
9.2 (Critical) - CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
8.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-287 - Improper Authentication
Summary
Coolify through 4.3.17 contains an authentication bypass vulnerability in the OAuth callback handler that signs users into existing accounts based solely on email address without verifying provider assertions or binding OAuth identities. Attackers can register a victim's email address on any enabled OAuth provider to obtain authenticated sessions as that user, bypassing password requirements and two-factor authentication.
References
Impacted products
Vendor Product Version
coollabsio coolify Version: 0   ≤ 4.3.17
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