---
title: "CVE-2026-100746: coollabsio Coolify - Authentication Bypass"
description: "coollabsio Coolify <= 4.1.0 contains an authentication bypass caused by manipulation of the \"state\" argument in Github::redirect of GitHub App Setup Handler, letting remote attackers bypass authentication, exploit requires crafted request."
url: https://panop.io/threat-heartbeat/CVE-2026-100746/
---

# CVE-2026-100746 coollabsio Coolify - Authentication Bypass

coollabsio Coolify <= 4.1.0 contains an authentication bypass caused by manipulation of the "state" argument in Github::redirect of GitHub App Setup Handler, letting remote attackers bypass authentication, exploit requires crafted request.

CVSS base score 7.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.50% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-100746)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Published

27 September 2026

Updated

15 October 2026

Weakness

[CWE-287](https://cwe.mitre.org/data/definitions/287.html)

## Vendor fix

Upgrade to version 4.1.1.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-100746](https://nvd.nist.gov/vuln/detail/CVE-2026-100746)
- [https://github.com/coollabsio/coolify/](https://github.com/coollabsio/coolify/)
- [https://github.com/coollabsio/coolify/releases/tag/v4.1.1](https://github.com/coollabsio/coolify/releases/tag/v4.1.1)
- [https://github.com/lakshayyverma/CVE-Discovery/blob/main/coolify-unauth-secret-overwrite-github-app-redirect.7z](https://github.com/lakshayyverma/CVE-Discovery/blob/main/coolify-unauth-secret-overwrite-github-app-redirect.7z)
- [https://vuldb.com/cve/CVE-2026-100746](https://vuldb.com/cve/CVE-2026-100746)
- [https://vuldb.com/submit/897404](https://vuldb.com/submit/897404)
- [https://github.com/coollabsio/coolify/commit/fc89e357feed5180ed1ab5eb9cb330578f025539](https://github.com/coollabsio/coolify/commit/fc89e357feed5180ed1ab5eb9cb330578f025539)
- [https://github.com/coollabsio/coolify/pull/10362](https://github.com/coollabsio/coolify/pull/10362)
- [https://vuldb.com/vuln/410617](https://vuldb.com/vuln/410617)
- [https://vuldb.com/vuln/410617/cti](https://vuldb.com/vuln/410617/cti)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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