USN-8587-1

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Source
https://ubuntu.com/security/notices/USN-8587-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8587-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8587-1
Upstream
Related
Published
2026-07-22T13:18:12Z
Modified
2026-07-22T20:59:40Z
Summary
libhtml-parser-perl vulnerability
Details

It was discovered that HTML-Parser incorrectly handled entity references when the input string was identical to an entity value in the lookup table. An attacker could possibly use this issue to obtain sensitive information.

References

Affected packages

Ubuntu:22.04:LTS / libhtml-parser-perl

Package

Name
libhtml-parser-perl
Purl
pkg:deb/ubuntu/libhtml-parser-perl?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.76-1ubuntu0.1

Affected versions

3.*
3.76-1
3.76-1build1
3.76-1build2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libhtml-parser-perl",
            "binary_version": "3.76-1ubuntu0.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-8829",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8587-1.json"

Ubuntu:24.04:LTS / libhtml-parser-perl

Package

Name
libhtml-parser-perl
Purl
pkg:deb/ubuntu/libhtml-parser-perl?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.81-1ubuntu0.1

Affected versions

3.*
3.81-1
3.81-1build1
3.81-1build2
3.81-1build3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libhtml-parser-perl",
            "binary_version": "3.81-1ubuntu0.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-8829",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8587-1.json"

Ubuntu:26.04:LTS / libhtml-parser-perl

Package

Name
libhtml-parser-perl
Purl
pkg:deb/ubuntu/libhtml-parser-perl?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.83-1ubuntu0.1

Affected versions

3.*
3.83-1build1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libhtml-parser-perl",
            "binary_version": "3.83-1ubuntu0.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-8829",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8587-1.json"