CVE-2026-100744: coollabsio Coolify Route-Level Middleware CanUpdateResource.php authorization
A flaw has been found in coollabsio Coolify up to 4.1.2. The affected element is an unknown function of the file app/Http/Middleware/CanUpdateResource.php of the component Route-Level Middleware. Executing a manipulation can lead to missing authorization. The attack may be launched remotely. The exploit has been published and may be used. Upgrading to version 4.2.0 is sufficient to fix this issue. This patch is called 39ae16de4248075de8c08f3259114e064b20d52d. It is advisable to upgrade the affected component.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
coollabsio Coolifyto a version that resolves this vulnerability.Fixed in 4.2.0Patch 39ae16de4248075de8c08f3259114e064b20d52d
Event History
Frequently Asked Questions
Which Coolify versions are affected?
Coolify versions up to and including 4.1.2 are affected. Upgrading to version 4.2.0 fixes the issue.
Can this be exploited remotely without authentication?
Yes. The vulnerability is remotely exploitable, has low attack complexity, and requires no privileges or user interaction.
Is public exploit code available?
Yes. The available data states that an exploit has been published and may be used.
What should be done if this affects a deployment?
Upgrade the affected Coolify component to version 4.2.0. The fix is identified as patch 39ae16de4248075de8c08f3259114e064b20d52d.