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CVE-2020-10776: Cross-site Scripting

November 17, 2020 (updated November 27, 2020)

A flaw was found in Keycloak, where it is possible to add unsafe schemes for the redirect_uri parameter. This flaw allows an attacker to perform a Cross-site scripting attack.

References

  • bugzilla.redhat.com/show_bug.cgi?id=1847428
  • nvd.nist.gov/vuln/detail/CVE-2020-10776

Code Behaviors & Features

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Affected versions

All versions before 12.0.0

Fixed versions

  • 12.0.0

Solution

Upgrade to version 12.0.0 or higher

Impact 4.8 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

npm/keycloak-connect/CVE-2020-10776.yml

Spotted a mistake? Edit the file on GitLab.

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