UBUNTU-CVE-2026-67194

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Source
https://ubuntu.com/security/CVE-2026-67194
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-67194.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-67194
Upstream
Published
2026-07-30T00:00:00Z
Modified
2026-07-31T14:40:05.917724649Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 7.1 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

(Courier IMAP before 6.0.1 and Courier Mail Server before 2.0.2 allow a ...)

References

Affected packages

Ubuntu:16.04:LTS / courier

Package

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

Affected ranges

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

Affected versions

0.*
0.68.2-1ubuntu5
0.68.2-1ubuntu6
0.68.2-1ubuntu7

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "courier-base",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-faxmail",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-imap",
            "binary_version": "4.10.0-20120615-1ubuntu7"
        },
        {
            "binary_name": "courier-imap-ssl",
            "binary_version": "4.10.0-20120615-1ubuntu7"
        },
        {
            "binary_name": "courier-ldap",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-maildrop",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-mlm",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-mta",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-mta-ssl",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-pcp",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-pop",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-pop-ssl",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-ssl",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "courier-webadmin",
            "binary_version": "0.68.2-1ubuntu7"
        },
        {
            "binary_name": "sqwebmail",
            "binary_version": "0.68.2-1ubuntu7"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-67194.json"

Ubuntu:18.04:LTS / courier

Package

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

Affected ranges

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

Affected versions

0.*
0.78.0-2
0.78.0-2ubuntu1
0.78.0-2ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "courier-base",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-faxmail",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-imap",
            "binary_version": "4.18.1+0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-imap-ssl",
            "binary_version": "4.18.1+0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-ldap",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-maildrop",
            "binary_version": "2.9.1+0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-mlm",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-mta",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-mta-ssl",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-pcp",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-pop",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-pop-ssl",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-ssl",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "courier-webadmin",
            "binary_version": "0.78.0-2ubuntu2"
        },
        {
            "binary_name": "sqwebmail",
            "binary_version": "5.9.0+0.78.0-2ubuntu2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-67194.json"

Ubuntu:20.04:LTS / courier

Package

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

Affected ranges

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

Affected versions

1.*
1.0.6-1build1
1.0.6-1build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "courier-base",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "courier-faxmail",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "courier-imap",
            "binary_version": "5.0.6+1.0.6-1build2"
        },
        {
            "binary_name": "courier-ldap",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "courier-mlm",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "courier-mta",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "courier-pcp",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "courier-pop",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "courier-webadmin",
            "binary_version": "1.0.6-1build2"
        },
        {
            "binary_name": "sqwebmail",
            "binary_version": "6.0.0+1.0.6-1build2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-67194.json"

Ubuntu:22.04:LTS / courier

Package

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

Affected ranges

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

Affected versions

1.*
1.0.16-3build1
1.0.16-3build2
1.0.16-3build3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "courier-base",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "courier-faxmail",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "courier-imap",
            "binary_version": "5.0.13+1.0.16-3build3"
        },
        {
            "binary_name": "courier-ldap",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "courier-mlm",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "courier-mta",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "courier-pcp",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "courier-pop",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "courier-webadmin",
            "binary_version": "1.0.16-3build3"
        },
        {
            "binary_name": "sqwebmail",
            "binary_version": "6.0.5+1.0.16-3build3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-67194.json"

Ubuntu:26.04:LTS / courier

Package

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

Affected ranges

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

Affected versions

1.*
1.4.1-3
1.4.1-10
1.5.1-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "courier-base",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "courier-faxmail",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "courier-imap",
            "binary_version": "5.3.1+1.5.1-2"
        },
        {
            "binary_name": "courier-ldap",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "courier-mlm",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "courier-mta",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "courier-pcp",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "courier-pop",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "courier-webadmin",
            "binary_version": "1.5.1-2"
        },
        {
            "binary_name": "sqwebmail",
            "binary_version": "6.3.1+1.5.1-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-67194.json"