Skip to content
OpenAdvisories

Product · Apache Software Foundation

Apache Vysper

2 known vulnerabilities.

Apache Vysper at a glance

Last 12 months
2
Critical · all time
0
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 1 2 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 2 vulnerabilities November 2026: 0 vulnerabilities
Show as table
MonthVulnerabilitiesCritical
Nov 202600
Oct 202620
Sep 202600
Aug 202600
Jul 202600
Jun 202600
May 202600
Apr 202600
Mar 202600
Feb 202600
Jan 202600
Dec 202500
Nov 202500
Oct 202500
Sep 202500
Aug 202500
Jul 202500
Jun 202500
May 202500
Apr 202500
Mar 202500
Feb 202500
Jan 202500
Dec 202400
All Critical High Medium Low Exploited only Public exploit

2 results · Feed

  • High 8.8
    CVE-2026-115748

    Apache Vysper: Authorization bypass

    **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 com…

    Apache Software Foundation Apache Vysper
  • High 7.5
    CVE-2026-115721

    Apache Vysper: Unbounded allocation

    **UNSUPPORTED WHEN ASSIGNED**  Unbounded allocation in XML parsing in Apache Vysper; all versions, may lead to an out of memory condition. This issue affects all versions of Apache Vysper. Apache Vysper is an XMPP (Jabber) server library. As this project is r…

    Apache Software Foundation Apache Vysper