CVE-2026-94220: CSRF in feishu-auth & dingtalk-auth of APISIX 3.17/3.18
CVE-2026-94220 Published on October 1, 2026
Apache APISIX: session fixation issue in feishu-auth and dingtalk-auth plugin
Cross-Site request forgery (CSRF) vulnerability in feishu-auth and dingtalk-auth plugins in Apache APISIX.
An attacker who can get a user to click a crafted link may cause that user's browser session on a protected route to be established under the attacker's identity instead of their own. Any work the user then performs in that session, including uploads, form submissions, and account bindings, lands in the attacker's account. This issue affects Apache APISIX: from 3.17.0 through 3.18.0.
Users are recommended to upgrade to version 3.19.0, which fixes the issue.
Vulnerability Analysis
CVE-2026-94220 is exploitable with network access. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is a Session Riding Vulnerability?
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. When a web server is designed to receive a request from a client without any mechanism for verifying that it was intentionally sent, then it might be possible for an attacker to trick a client into making an unintentional request to the web server which will be treated as an authentic request. This can be done via a URL, image load, XMLHttpRequest, etc. and can result in exposure of data or unintended code execution.
CVE-2026-94220 has been classified to as a Session Riding vulnerability or weakness.
Products Associated with CVE-2026-94220
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Affected Versions
Apache Software Foundation Apache APISIX:- Version 3.17.0, <= 3.18.0 is affected.