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High

Contao CSRF Token Bypass

  • Disclosed: 14.05.2022
  • Updated: 11.10.2026 10:22

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

Affected software

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PlatformPackageVulnerable versionsFixed in
Composer package contao/contao >= 4.7.0, < 4.7.3 4.7.3
Composer package contao/core-bundle >= 4.7.0, < 4.7.3 4.7.3

References

CVSS score 8.8/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-352
Platform
Composer
Package
contao/contao, contao/core-bundle
Disclosed
14.05.2022
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-hwmh-9jj9-8c9c - CC BY 4.0

Vulnerability history: contao/contao

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (25) in the archive
Total entries
25
First → latest
12.2019 09.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 4
  • High 6
  • Medium 12
  • Low 3

Disclosures per year

Severity:
  1. Path traversal vulnerability in the file manager
    High · 8.8 CVE-2023-29200 >= 4.9.0, < 4.9.40, >= 4.13.0, < 4.13.21, >= 5.1.0, < 5.1.4 4.9.40, 4.13.21, 5.1.4
  2. Contao SQL injection in the file manager
    Critical · 9.8 CVE-2019-11512 >= 4.1.0, < 4.4.39, >= 4.5.0, < 4.7.5 4.4.39, 4.7.5
  3. Contao SQL injection in the backend and listing module
    Critical · 9.8 CVE-2017-16558 >= 3.0.0, <= 3.5.30, >= 4.0.0, < 4.4.8 4.4.8
  4. Cross site scripting via canonical tag in Contao
    High · 7.2 CVE-2022-24899 >= 4.13.0, < 4.13.3 4.13.3
  5. Contao CSRF Token Bypass this entry
    High · 8.8 CVE-2019-10642 >= 4.7.0, < 4.7.3 4.7.3
  6. Contao Does Not Invalidate Existing Sessions When Password Changes
    Critical · 9.8 CVE-2019-10641 >= 4.0.0, < 4.4.37, >= 4.5.0, < 4.7.3 4.4.37, 4.7.3
  7. Contao Core directory traversal vulnerability
    High · 8.8 CVE-2017-10993 >= 4.0.0, < 4.4.1 4.4.1
  8. Contao Does Not Expire Tokens Correctly
    Critical · 9.8 CVE-2019-10643 >= 4.7.0, < 4.7.3 4.7.3
  9. Privilege escalation via form generator
    High · 8.0 CVE-2021-37627 >= 4.0.0, < 4.4.56, >= 4.5.0, < 4.9.18, >= 4.10.0, < 4.11.7 4.4.56, 4.9.18, 4.11.7
  10. Unrestricted file uploads in Contao
    High · 8.8 CVE-2019-19745 >= 4.0.0, < 4.4.46, >= 4.5.0, < 4.8.6 4.4.46, 4.8.6

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