USN-8378-1

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Source
https://ubuntu.com/security/notices/USN-8378-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8378-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8378-1
Upstream
Related
Published
2026-06-03T13:33:25Z
Modified
2026-06-03T22:18:10.957033517Z
Summary
libwww-perl vulnerability
Details

It was discovered that libwww-perl incorrectly handled redirects. A remote attacker could possibly use this issue to obtain sensitive information by causing Authorization headers to be sent to a different host.

References

Affected packages

Ubuntu:22.04:LTS / libwww-perl

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.61-1ubuntu0.1

Affected versions

6.*
6.53-1
6.59-1
6.60-1
6.61-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.61-1ubuntu0.1",
            "binary_name": "libwww-perl"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-8368"
        }
    ]
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8378-1.json"

Ubuntu:24.04:LTS / libwww-perl

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.76-1ubuntu0.1

Affected versions

6.*
6.72-1
6.76-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.76-1ubuntu0.1",
            "binary_name": "libwww-perl"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "ecosystem": "Ubuntu:24.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-8368"
        }
    ]
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8378-1.json"

Ubuntu:25.10 / libwww-perl

Package

Name
libwww-perl
Purl
pkg:deb/ubuntu/libwww-perl?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.78-1ubuntu0.1

Affected versions

6.*
6.78-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.78-1ubuntu0.1",
            "binary_name": "libwww-perl"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "ecosystem": "Ubuntu:25.10",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-8368"
        }
    ]
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8378-1.json"

Ubuntu:26.04:LTS / libwww-perl

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.81-1ubuntu0.1

Affected versions

6.*
6.78-1
6.81-1
6.81-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.81-1ubuntu0.1",
            "binary_name": "libwww-perl"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "ecosystem": "Ubuntu:26.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2026-8368"
        }
    ]
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8378-1.json"