UBUNTU-CVE-2026-86434

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Source

https://ubuntu.com/security/CVE-2026-86434

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-86434.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-86434

Upstream

CVE-2026-86434

Published

2026-09-09T00:00:00Z

Modified

2026-09-09T14:36:37Z

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 >= 2.0.0 and < 2.8.4 (patched in 2.9.0) con ...)

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-2026-86434.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-2026-86434.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-2026-86434.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-2026-86434.json"