CVE-2026-49872

HighCVSS 8.1/10Last modified Oct 26, 2026

Description

Improper Authentication vulnerability in Apache APISIX.

When the cas-auth plugin is used in a route, an attacker can possibly authenticate itself with credentials from a different source. 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.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-287

Affected software

Vendor	Product	Versions
Apache Software Foundation	Apache APISIX	>= 3.0.0, <= 3.16.0

References

https://lists.apache.org/thread/bzjpo60ygxo7kxdqf7vw3l5zw2lh6m5kVendor Advisory, Mailing List
http://www.openwall.com/lists/oss-security/2026/06/19/15Third Party Advisory

Timeline

Published: Jun 19, 2026
Last modified: Oct 26, 2026
NVD status: Analyzed

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