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Contao CSRF Token Bypass

contao/contao Updated 02 Oct 2025

Summary

14/05/2022
CVE-2019-10642
Yes i
High
8.8

CVE-2019-10642: Contao CSRF Token Bypass. Affects contao/contao versions >= 4.7.0, < 4.7.3. Fixed in 4.7.3. How to fix ↓

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Security researcher Ali Razzaq has discovered that the request token check can be bypassed in Contao 4.7

How To Fix

Minimum fixed version

4.7.3

This is the first release that contains the fix.

composer require contao/contao:4.7.3

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How To Fix

Minimum fixed version

4.7.3

This is the first release that contains the fix.

composer require contao/contao:4.7.3

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

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