usn-8378-1
Vulnerability from osv_ubuntu
Published
2026-06-03 13:33
Modified
2026-06-03 13:33
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
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-8368",
"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"
}
]
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libwww-perl",
"binary_version": "6.61-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "libwww-perl",
"purl": "pkg:deb/ubuntu/libwww-perl@6.61-1ubuntu0.1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "6.61-1ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"6.53-1",
"6.59-1",
"6.60-1",
"6.61-1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-8368",
"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"
}
]
}
],
"ecosystem": "Ubuntu:24.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libwww-perl",
"binary_version": "6.76-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "libwww-perl",
"purl": "pkg:deb/ubuntu/libwww-perl@6.76-1ubuntu0.1?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "6.76-1ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"6.72-1",
"6.76-1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-8368",
"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"
}
]
}
],
"ecosystem": "Ubuntu:25.10"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libwww-perl",
"binary_version": "6.78-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "libwww-perl",
"purl": "pkg:deb/ubuntu/libwww-perl@6.78-1ubuntu0.1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "6.78-1ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"6.78-1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-8368",
"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"
}
]
}
],
"ecosystem": "Ubuntu:26.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libwww-perl",
"binary_version": "6.81-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "libwww-perl",
"purl": "pkg:deb/ubuntu/libwww-perl@6.81-1ubuntu0.1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "6.81-1ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"6.78-1",
"6.81-1",
"6.81-1build1"
]
}
],
"aliases": [],
"details": "It was discovered that libwww-perl incorrectly handled redirects. A remote\nattacker could possibly use this issue to obtain sensitive information by\ncausing Authorization headers to be sent to a different host.",
"id": "USN-8378-1",
"modified": "2026-06-03T13:33:25Z",
"published": "2026-06-03T13:33:25Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8378-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-8368"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "libwww-perl vulnerability",
"upstream": [
"UBUNTU-CVE-2026-8368"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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