{"cve":"CVE-2026-115748","nvd":{"published":"2026-10-26T16:17:17.833","modified":"2026-10-26T16:54:34.940","status":"Deferred","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-639"],"references":["https://lists.apache.org/thread.html/979n9lzg10vc7tdrrlgy4lh5yrsw8wsj","https://mina.apache.org/vysper-project/","http://www.openwall.com/lists/oss-security/2026/10/23/21"],"products":[],"source":"nvd","synced_at":"2026-10-26T17:23:06.845895309+00:00"},"epss":null,"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}