UBUNTU-CVE-2026-43860

Source
https://ubuntu.com/security/CVE-2026-43860
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2026-43860
Upstream
Published
2026-05-04T07:16:00Z
Modified
2026-05-20T16:13:26.083428025Z
Severity
  • 3.7 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

mutt before 2.3.2 sometimes truncates the hashpasswd by one byte for IMAP authcram MD5 digest.

References

Affected packages

Ubuntu:20.04:LTS
mutt

Package

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

Affected ranges

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

Affected versions

1.*
1.10.1-2.1
1.12.2-1
1.12.2-2
1.13.0-1
1.13.2-1
1.13.2-1ubuntu0.1
1.13.2-1ubuntu0.2
1.13.2-1ubuntu0.3
1.13.2-1ubuntu0.4
1.13.2-1ubuntu0.5
1.13.2-1ubuntu0.6

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "mutt",
            "binary_version": "1.13.2-1ubuntu0.6"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json"
Ubuntu:22.04:LTS
mutt

Package

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

Affected ranges

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

Affected versions

2.*
2.0.5-4.1build1
2.1.3-1
2.1.4-1
2.1.4-1build1
2.1.4-1ubuntu1.1
2.1.4-1ubuntu1.2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "mutt",
            "binary_version": "2.1.4-1ubuntu1.2"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json"
Ubuntu:24.04:LTS
mutt

Package

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

Affected ranges

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

Affected versions

2.*
2.2.9-1
2.2.9-1ubuntu0.23.10.1
2.2.12-0.1
2.2.12-0.1build2
2.2.12-0.1build3
2.2.12-0.1build4

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "mutt",
            "binary_version": "2.2.12-0.1build4"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json"
Ubuntu:25.10
mutt

Package

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

Affected ranges

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

Affected versions

2.*
2.2.13-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "mutt",
            "binary_version": "2.2.13-1"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json"
Ubuntu:26.04:LTS
mutt

Package

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

Affected ranges

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

Affected versions

2.*
2.2.13-1
2.2.13-1build1
2.2.13-1build2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "mutt",
            "binary_version": "2.2.13-1build2"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json"
Ubuntu:Pro:16.04:LTS
mutt

Package

Name
mutt
Purl
pkg:deb/ubuntu/mutt?arch=source&distro=esm-infra%2Fxenial

Affected ranges

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

Affected versions

1.*
1.5.23-3.1ubuntu1
1.5.23-3.1ubuntu2
1.5.24-1
1.5.24-1build1
1.5.24-1ubuntu0.1
1.5.24-1ubuntu0.2
1.5.24-1ubuntu0.3
1.5.24-1ubuntu0.4
1.5.24-1ubuntu0.5
1.5.24-1ubuntu0.6
1.5.24-1ubuntu0.6+esm2
1.5.24-1ubuntu0.6+esm3

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "mutt",
            "binary_version": "1.5.24-1ubuntu0.6+esm3"
        },
        {
            "binary_name": "mutt-patched",
            "binary_version": "1.5.24-1ubuntu0.6+esm3"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json"
Ubuntu:Pro:18.04:LTS
mutt

Package

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

Affected ranges

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

Affected versions

1.*
1.8.3+neomutt20170609-2build1
1.9.1-2
1.9.1-3
1.9.1-4
1.9.1-5
1.9.2-1
1.9.3-1
1.9.4-2
1.9.4-3
1.9.4-3ubuntu0.1
1.9.4-3ubuntu0.2
1.9.4-3ubuntu0.3
1.9.4-3ubuntu0.4
1.9.4-3ubuntu0.5
1.9.4-3ubuntu0.6
1.9.4-3ubuntu0.6+esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "mutt",
            "binary_version": "1.9.4-3ubuntu0.6+esm1"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-43860.json"