ubuntu-cve-2026-54279
Vulnerability from osv_ubuntu
Published
2026-06-22 18:16
Modified
2026-06-29 11:36
Summary
Details
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save() and then restored later with CookieJar.load() lose their host-only status. This vulnerability is fixed in 3.14.1.
Severity
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-aiohttp",
"binary_version": "0.20.2-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "python-aiohttp",
"purl": "pkg:deb/ubuntu/python-aiohttp@0.20.2-1?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.17.2-1",
"0.17.4-1",
"0.17.4-1build1",
"0.20.2-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-aiohttp",
"binary_version": "3.0.1-1ubuntu0.1~esm6"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "python-aiohttp",
"purl": "pkg:deb/ubuntu/python-aiohttp@3.0.1-1ubuntu0.1~esm6?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.2.3-1build1",
"2.2.3-2",
"2.3.6-1",
"3.0.1-1",
"3.0.1-1ubuntu0.1~esm1",
"3.0.1-1ubuntu0.1~esm4",
"3.0.1-1ubuntu0.1~esm5",
"3.0.1-1ubuntu0.1~esm6"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-aiohttp",
"binary_version": "3.6.2-1ubuntu1+esm5"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "python-aiohttp",
"purl": "pkg:deb/ubuntu/python-aiohttp@3.6.2-1ubuntu1+esm5?arch=source\u0026distro=esm-apps/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.5.4-1",
"3.5.4-1build1",
"3.6.1-1",
"3.6.2-1",
"3.6.2-1build1",
"3.6.2-1ubuntu0.1~esm1",
"3.6.2-1ubuntu1",
"3.6.2-1ubuntu1+esm1",
"3.6.2-1ubuntu1+esm3",
"3.6.2-1ubuntu1+esm4",
"3.6.2-1ubuntu1+esm5"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-aiohttp",
"binary_version": "3.8.1-4ubuntu0.2+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:22.04:LTS",
"name": "python-aiohttp",
"purl": "pkg:deb/ubuntu/python-aiohttp@3.8.1-4ubuntu0.2+esm2?arch=source\u0026distro=esm-apps/jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.7.4-1",
"3.7.4-1build2",
"3.8.1-3",
"3.8.1-4",
"3.8.1-4build1",
"3.8.1-4ubuntu0.2",
"3.8.1-4ubuntu0.2+esm1",
"3.8.1-4ubuntu0.2+esm2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-aiohttp",
"binary_version": "3.9.1-1ubuntu0.1+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:24.04:LTS",
"name": "python-aiohttp",
"purl": "pkg:deb/ubuntu/python-aiohttp@3.9.1-1ubuntu0.1+esm2?arch=source\u0026distro=esm-apps/noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.8.4-1",
"3.9.1-1",
"3.9.1-1build1",
"3.9.1-1ubuntu0.1",
"3.9.1-1ubuntu0.1+esm1",
"3.9.1-1ubuntu0.1+esm2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-aiohttp",
"binary_version": "3.11.16-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "python-aiohttp",
"purl": "pkg:deb/ubuntu/python-aiohttp@3.11.16-1ubuntu0.1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.10.11-1build1",
"3.11.16-1",
"3.11.16-1ubuntu0.1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-aiohttp",
"binary_version": "3.13.3-3ubuntu1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "python-aiohttp",
"purl": "pkg:deb/ubuntu/python-aiohttp@3.13.3-3ubuntu1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.11.16-1",
"3.13.1-1",
"3.13.3-3",
"3.13.3-3ubuntu1"
]
}
],
"aliases": [],
"details": "AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save() and then restored later with CookieJar.load() lose their host-only status. This vulnerability is fixed in 3.14.1.",
"id": "UBUNTU-CVE-2026-54279",
"modified": "2026-06-29T11:36:36Z",
"published": "2026-06-22T18:16:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-54279"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-54279"
},
{
"type": "REPORT",
"url": "https://github.com/aio-libs/aiohttp/security/advisories/GHSA-2fqr-mr3j-6wp8"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:U",
"type": "CVSS_V4"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-54279"
]
}
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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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