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URL Redirection to Untrusted Site ('Open Redirect')

CVE-2021-46898

Medium
6.1/10

Summary

The file 'views/switch.py' in django-grappelli versions prior to 2.15.2 attempts to prevent external redirection with 'startswith("/")' but this does not consider a protocol-relative URL (e.g., //example.com) attack.

  • LOW
  • NETWORK
  • LOW
  • CHANGED
  • REQUIRED
  • NONE
  • LOW
  • NONE

CWE-601 - Open Redirect

An open redirect attack employs a URL parameter, HTML refresh tags, or a DOM based location change to exploit the trust of a vulnerable domain to direct the users to a malicious website. The attack could lead to higher severity vulnerabilities such as unauthorized access control, account takeover, XSS, and more.

References

Advisory Timeline

  • Published