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Low · 2.1 CVE-2026-49871 EUVD-2026-38025GHSA-rrqp-g94p-gmh7

Apache APISIX: cas-auth login CSRF / session injection issue

Published Jun 19, 2026 · Updated Jun 22, 2026 · Assigned by apache

Description

Cross-Site Request Forgery (CSRF) vulnerability in the cas-auth plugin under default configurations.

This defect allows a remote attacker that manages to send a victim to a webpage controlled by them can cause the victim's browser to become authenticated as a different identity.

Actions the victim takes upstream are then attributed to attackers identity.

This issue affects Apache APISIX: from 3.0.0 through 3.16.0.

Users are recommended to upgrade to version 3.17.0, which fixes the issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache APISIX 3.0.0 – ≤ 3.16.0 —

References