Open Redirect Affecting github.com/authelia/authelia/v4 package, versions <4.28.0


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (22nd percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMAUTHELIAAUTHELIAV4-3362245
  • published17 Mar 2023
  • disclosed16 Mar 2023
  • creditjonbayl

Introduced: 16 Mar 2023

CVE-2021-29456  (opens in a new tab)
CWE-601  (opens in a new tab)

How to fix?

Upgrade github.com/authelia/authelia/v4 to version 4.28.0 or higher.

Overview

Affected versions of this package are vulnerable to Open Redirect when utilising an HTTP query parameter, such that an attacker is able to redirect users from the web application to any domain.

Workaround

Users who are unable to upgrade to the fixed version can use a reverse proxy to strip the query parameter from the affected endpoint.

CVSS Scores

version 3.1