UBUNTU-CVE-2026-104733

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Source
https://ubuntu.com/security/CVE-2026-104733
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104733.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-104733
Upstream
Published
2026-10-05T00:00:00Z
Modified
2026-10-05T13:04:11Z
Severity
  • 7.4 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:H/SI:H/SA:H/E:P CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

User Impersonation in ProcessOnes XMMP Server ejabberd <= 26.04 allows an attacker to impersonate arbitrary users via unvalidated authzid parameter in SASL-PLAIN mechanism.

References

Affected packages

Ubuntu:16.04:LTS
ejabberd

Package

Name
ejabberd
Purl
pkg:deb/ubuntu/ejabberd?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

15.*
15.03-2
15.10-3
16.*
16.01-1
16.01-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ejabberd",
            "binary_version": "16.01-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104733.json"
Ubuntu:18.04:LTS
ejabberd

Package

Name
ejabberd
Purl
pkg:deb/ubuntu/ejabberd?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

17.*
17.07-1
17.08-3
17.11-1
18.*
18.01-1
18.01-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ejabberd",
            "binary_version": "18.01-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104733.json"
Ubuntu:20.04:LTS
ejabberd

Package

Name
ejabberd
Purl
pkg:deb/ubuntu/ejabberd?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

19.*
19.08-2
19.09.1-1
20.*
20.01-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ejabberd",
            "binary_version": "20.01-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104733.json"
Ubuntu:22.04:LTS
ejabberd

Package

Name
ejabberd
Purl
pkg:deb/ubuntu/ejabberd?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

21.*
21.01-2
21.07-1
21.12-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ejabberd",
            "binary_version": "21.12-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104733.json"
Ubuntu:24.04:LTS
ejabberd

Package

Name
ejabberd
Purl
pkg:deb/ubuntu/ejabberd?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

23.*
23.01-1
23.10-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ejabberd",
            "binary_version": "23.10-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104733.json"
Ubuntu:26.04:LTS
ejabberd

Package

Name
ejabberd
Purl
pkg:deb/ubuntu/ejabberd?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

24.*
24.12-3
24.12-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ejabberd",
            "binary_version": "24.12-4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104733.json"