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High severity8.1NVD Advisory· Published Jun 19, 2026· Updated Jun 23, 2026

CVE-2026-49872

CVE-2026-49872

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.

Affected products

3
  • Apache/Apisix2 versions
    cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*range: >=3.0.0,<3.17.0
    • (no CPE)range: 3.0.0 - 3.16.0
  • osv-coords
    pkg:bitnami/apisix
    Range: >= 3.0.0, < 3.17.0

Patches

Vulnerability mechanics

References

2

News mentions

1