CVE-2026-49872

HIGH

Apache APISIX: Improper authentication in cas-auth plugin

Title source: cna
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 8.1
EPSS 0.0032
EPSS Percentile 23.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-287
Status published
Products (2)
apache/apisix 3.0.0 - 3.17.0
Apache Software Foundation/Apache APISIX 3.0.0 - 3.16.0
Published Jun 19, 2026
Tracked Since Jun 19, 2026