| Name | CVE-2026-104733 |
| Description | User Impersonation in ProcessOnes XMMP Server ejabberd <= 26.04 allows an attacker to impersonate arbitrary users via unvalidated authzid parameter in SASL-PLAIN mechanism. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| ejabberd (PTS) | bookworm | 23.01-1 | vulnerable |
| trixie | 24.12-3+deb13u2 | vulnerable | |
| forky, sid | 26.07-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| ejabberd | source | (unstable) | 26.07-1 |
https://www.nsideattacklogic.de/advisories/NSIDE-SA-2026-004/
https://github.com/processone/ejabberd/releases#release-26.07