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Improper Access Control

CVE-2025-57758

Medium
4.3/10

Summary

Contao is an Open Source CMS. In affected versions, the table access voter in the back end doesn't check if a user is allowed to access the corresponding module. A workaround involves not relying solely on the voter and additionally to check `USER_CAN_ACCESS_MODULE`. This issue affects contao/news-bundle and contao/contao versions 5.0.0-RC1 through 5.3.37 and 5.4.0-RC1 through 5.6.0.

  • LOW
  • NETWORK
  • LOW
  • UNCHANGED
  • NONE
  • LOW
  • NONE
  • NONE

CWE-284 - Improper Access Control

Listed 5th in the 'OWASP Top Ten', improper (or broken) access control attacks are a fundamental type of vulnerability. This includes a broad range of design flaws that enable users to act outside of their intended permissions. They can use these privileges to gain access to restricted files and functionality such as accessing restricted information, falsifying records, destroying data, or executing commands.

References

Advisory Timeline

  • Published