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Improper Input Validation

CVE-2020-36564

High
7.5/10

Summary

Due to improper validation of caller input in github.com/justinas/nosurf versions prior to 1.1.1, validation is silently disabled if the provided expected token is malformed, causing any user-supplied token to be considered valid.

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

CWE-20 - Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References

Advisory Timeline

  • Published