CVE-2026-115748

HighCVSS 8.8/10Last modified Nov 2, 2026

Description

**UNSUPPORTED WHEN ASSIGNED** Authorization bypass in Apache Vysper, all versions.

Apache 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.

As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-639

Affected software

No affected versions have been published.

Timeline

Published: Oct 26, 2026
Last modified: Nov 2, 2026
NVD status: Deferred

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