UBUNTU-CVE-2026-43505

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Source
https://ubuntu.com/security/CVE-2026-43505
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-43505
Upstream
  • CVE-2026-43505
Published
2026-05-01T15:16:00Z
Modified
2026-05-20T16:26:02.610910024Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in Prosody before 0.12.6 and 1.0.0 through 13.0.0 before 13.0.5, when modproxy65 is enabled. Because modproxy65 mishandles access control in the activation scenario, relaying of unauthenticated traffic can occur.

References

Affected packages

Ubuntu:16.04:LTS
prosody

Package

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

Affected ranges

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

Affected versions

0.*
0.9.8-1
0.9.9-1
0.9.10-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "prosody",
            "binary_version": "0.9.10-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json"
Ubuntu:20.04:LTS
prosody

Package

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

Affected ranges

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

Affected versions

0.*
0.11.2-1
0.11.3-1
0.11.4-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "prosody",
            "binary_version": "0.11.4-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json"
Ubuntu:22.04:LTS
prosody

Package

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

Affected ranges

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

Affected versions

0.*
0.11.10-1
0.11.10-1build1
0.11.10-1build2
0.11.11-1
0.11.11-2
0.11.12-1
0.11.13-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "prosody",
            "binary_version": "0.11.13-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json"
Ubuntu:24.04:LTS
prosody

Package

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

Affected ranges

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

Affected versions

0.*
0.12.3-1
0.12.4-1
0.12.4-1build1
0.12.4-1build2
0.12.4-1build3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "prosody",
            "binary_version": "0.12.4-1build3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json"
Ubuntu:25.10
prosody

Package

Name
prosody
Purl
pkg:deb/ubuntu/prosody?arch=source&distro=questing

Affected ranges

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

Affected versions

0.*
0.12.5-1build1
13.*
13.0.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "prosody",
            "binary_version": "13.0.1-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json"
Ubuntu:26.04:LTS
prosody

Package

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

Affected ranges

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

Affected versions

13.*
13.0.1-1
13.0.2-1
13.0.2-1build1
13.0.3-1
13.0.4-1
13.0.4-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "prosody",
            "binary_version": "13.0.4-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json"
Ubuntu:Pro:18.04:LTS
prosody

Package

Name
prosody
Purl
pkg:deb/ubuntu/prosody?arch=source&distro=esm-apps%2Fbionic

Affected ranges

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

Affected versions

0.*
0.9.12-2
0.10.0-1
0.10.0-1build1
0.10.0-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "prosody",
            "binary_version": "0.10.0-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43505.json"