PT-2026-123388

CVE-2026-115721

Published

2026-10-26

Updated

2026-10-26

CVSS 3.1

7.5

High

MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Exploitability

Fix

Researchers

Vendors

Affected products

Related identifiers

Found an issue in the description? Have something to add? Feel free to write us 👾