UBUNTU-CVE-2026-86430

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Source
https://ubuntu.com/security/CVE-2026-86430
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-86430.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-86430
Upstream
Published
2026-09-09T00:00:00Z
Modified
2026-09-09T14:36:38Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

(league/commonmark versions before 2.9.1 contain multiple denial of ser ...)

References

Affected packages

Ubuntu:Pro:20.04:LTS / php-league-commonmark

Package

Name
php-league-commonmark
Purl
pkg:deb/ubuntu/php-league-commonmark?arch=source&distro=esm-apps%2Ffocal

Affected ranges

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

Affected versions

1.*
1.1.2-1
1.2.0-1
1.3.0-1
1.3.1-1
1.3.1-1ubuntu2
1.3.1-1ubuntu2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-league-commonmark",
            "binary_version": "1.3.1-1ubuntu2+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-86430.json"

Ubuntu:Pro:22.04:LTS / php-league-commonmark

Package

Name
php-league-commonmark
Purl
pkg:deb/ubuntu/php-league-commonmark?arch=source&distro=esm-apps%2Fjammy

Affected ranges

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

Affected versions

1.*
1.5.7-2build1
1.6.6-1build1
1.6.7-1
1.6.7-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-league-commonmark",
            "binary_version": "1.6.7-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-86430.json"

Ubuntu:Pro:24.04:LTS / php-league-commonmark

Package

Name
php-league-commonmark
Purl
pkg:deb/ubuntu/php-league-commonmark?arch=source&distro=esm-apps%2Fnoble

Affected ranges

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

Affected versions

2.*
2.3.9-1
2.4.1-1
2.4.2-1
2.4.2-2
2.4.2-2ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-league-commonmark",
            "binary_version": "2.4.2-2ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-86430.json"

Ubuntu:26.04:LTS / php-league-commonmark

Package

Name
php-league-commonmark
Purl
pkg:deb/ubuntu/php-league-commonmark?arch=source&distro=resolute

Affected ranges

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

Affected versions

2.*
2.7.0-1
2.7.1-2
2.8.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-league-commonmark",
            "binary_version": "2.8.0-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-86430.json"