{"id":"CVE-2026-115748","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-115748","generatedAt":"2026-10-28T01:53:22.312Z","title":"**UNSUPPORTED WHEN ASSIGNED** Authorization bypass in Apache Vysper, all versions.","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.","published":"2026-10-26T16:17:18.000Z","lastModified":"2026-10-26T16:54:35.000Z","status":"Deferred","sourceIdentifier":"security@apache.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-639"],"affected":[],"epss":null,"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unscored. Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-26T16:17:18.000Z","detail":{"score":"8.8","severity":"HIGH","publishedAt":"2026-10-26T16:17:17.833Z"},"summary":"New CVE, high severity (CVSS 8.8)."}],"references":[{"url":"https://lists.apache.org/thread.html/979n9lzg10vc7tdrrlgy4lh5yrsw8wsj","source":"security@apache.org"},{"url":"https://mina.apache.org/vysper-project/","source":"security@apache.org"},{"url":"http://www.openwall.com/lists/oss-security/2026/10/23/21","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-115748","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}