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.
Published: 2026-06-19
Score: 2.1 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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History

Mon, 22 Jun 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 19 Jun 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Apache Software Foundation
Apache Software Foundation apache Apisix
Vendors & Products Apache Software Foundation
Apache Software Foundation apache Apisix

Fri, 19 Jun 2026 18:15:00 +0000

Type Values Removed Values Added
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.
Title Apache APISIX: cas-auth login CSRF / session injection issue
Weaknesses CWE-352
References
Metrics cvssV4_0

{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}


Subscriptions

Apache Software Foundation Apache Apisix
cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-06-22T16:21:31.946Z

Reserved: 2026-06-02T02:37:57.807Z

Link: CVE-2026-49871

cve-icon Vulnrichment

Updated: 2026-06-19T16:49:57.460Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-19T21:30:17Z

Weaknesses