{"schema_version": "1.6.1", "id": "CVE-2026-94212", "summary": "unauthenticated impersonation issue in saml-auth", "details": "Improper verification of cryptographic signature vulnerability in Apache APISIX.\n\n\n\nAny unauthenticated attacker could impersonate any user on every route protected by the saml-auth plugin under default configuration. This issue affects Apache APISIX: from 3.17.0 through 3.18.0.\n\n\n\nUsers are recommended to upgrade to version 3.19.0, which fixes the issue.", "affected": [{"ranges": [{"type": "SEMVER", "events": [{"introduced": "3.17.0"}, {"last_affected": "3.17.0"}]}]}], "references": [{"type": "WEB", "url": "https://lists.apache.org/thread.html/1230fnojnmc7bfz3n0nkt7tkcld9d1sc"}]}