{"schema_version": "1.6.1", "id": "CVE-2026-78330", "summary": "Privilege escalation for admin user via JWT authentication", "details": "Incorrect privilege assignment vulnerability in Apache Syncope.\n\nWhen the configured JWKS settings for internal JWT authentication are disclosed (at least protocol and key), an attacker can obtain admin privileges after completing a successful authentication and obtaining a valid low-privileges JWT.\n\n\n\nThis issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 through 4.0.7, from 4.1.0-M0 through 4.1.2.\n\n\n\nUsers are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.", "affected": [{"ranges": [{"type": "SEMVER", "events": [{"introduced": "3.0.0-M0"}, {"last_affected": "3.0.0-M0"}]}, {"type": "SEMVER", "events": [{"introduced": "4.0.0-M0"}, {"last_affected": "4.0.0-M0"}]}, {"type": "SEMVER", "events": [{"introduced": "4.1.0-M0"}, {"last_affected": "4.1.0-M0"}]}]}], "references": [{"type": "WEB", "url": "https://lists.apache.org/thread/vkqmmpwcdson285vtmzpbj9psw35hyo9"}]}