High
User Impersonation/Authorization Bypass in XMPP Server ejabberd
User Impersonation in ProcessOnes XMMP Server ejabberd <= 26.04 allows an attacker to impersonate arbitrary users via unvalidated authzid parameter in SASL-PLAIN mechanism.
Announced Source revision 1
Original source ↗CVE-2026-104733
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-104733
ejabberd
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://github.com/processone/ejabberd",
"vendor": "ProcessOne",
"product": "ejabberd",
"versions": [
{
"status": "affected",
"changes": [
{
"at": "26.07",
"status": "unaffected"
}
],
"version": "0",
"versionType": "custom",
"lessThanOrEqual": "26.04"
}
],
"platforms": [
"MacOS",
"Linux"
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-104733
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #8044 · Revision 1
- Added to Heist Feed
- Publisher date