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Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

CVE-2026-23923

Medium
6.9/10

Summary

An unauthenticated attacker can exploit the Frontend 'validate' action to blindly instantiate arbitrary PHP classes. The impact depends on environment setup but appears limited at this time.

  • LOW
  • NETWORK
  • NONE
  • NONE

CWE-470 - Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

The application uses external input with reflection to select which classes or code to use, but it does not sufficiently prevent the input from selecting improper classes or code.

References

Advisory Timeline

  • Published