{"id":"CVE-2026-115748","published":"2026-10-26T16:17:17.833","lastModified":"2026-10-26T16:54:34.940","description":"**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions.\n\n\n\n\nApache Vysper is an XMPP (Jabber) server library. Its XEP-0077 (In-Band Registration) implementation is missing an authentication check, allowing any authenticated user to compromise other accounts.\n\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.","cvssScore":8.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-639"],"vendors":[],"products":[],"references":[{"url":"https://lists.apache.org/thread.html/979n9lzg10vc7tdrrlgy4lh5yrsw8wsj","tags":[]},{"url":"https://mina.apache.org/vysper-project/","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/23/21","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}