{"schema_version": "1.6.1", "id": "CVE-2026-49872", "summary": "Improper authentication in cas-auth plugin", "details": "Improper Authentication vulnerability in Apache APISIX.\n\nWhen the cas-auth plugin is used in a route, an attacker can possibly authenticate itself with credentials from a different source.\nThis issue affects Apache APISIX: from 3.0.0 through 3.16.0.\n\nUsers are recommended to upgrade to version 3.17.0, which fixes the issue.", "affected": [{"ranges": [{"type": "SEMVER", "events": [{"introduced": "3.0.0"}, {"last_affected": "3.0.0"}]}]}], "references": [{"type": "WEB", "url": "https://lists.apache.org/thread/bzjpo60ygxo7kxdqf7vw3l5zw2lh6m5k"}]}