UnratedFix available
aiohttp, python-aiohttp — security advisory
This notice tracks CVE-2026-54278 for aiohttp, python-aiohttp. Fixed versions are listed in the package details.
- Products
- aiohttp, python-aiohttp
- Affected versions
- Not specified
- Fixed versions
- 3.13.3+echo.5, 3.14.1
- CVEs
- CVE-2026-54278
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 19:47 UTC · Revision 1
Source evidence
ECHO-2791-8592-919c
osv:ECHO-2791-8592-919c
aiohttp
Fixed versions: 3.13.3+echo.5
python-aiohttp
Fixed versions: 3.14.1
Complete source record
{
"id": "8b0ede9a5dc2faf4535448a238acb79eca0eaa2a50841447f4e4ffd669348921",
"url": "https://osv.dev/vulnerability/ECHO-2791-8592-919c",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ECHO-2791-8592-919c",
"summary": "ECHO-2791-8592-919c",
"evidence": "osv:ECHO-2791-8592-919c",
"products": [
{
"name": {
"value": "aiohttp",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.13.3+echo.5",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python-aiohttp",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.14.1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "ECHO-2791-8592-919c",
"aliases": [
"ECHO-2791-8592-919c"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.13.3+echo.5"
}
]
}
],
"package": {
"name": "aiohttp",
"purl": "pkg:pypi/aiohttp",
"ecosystem": "Echo:PyPI"
},
"database_specific": {
"source": "https://advisory.echohq.com/osv/ECHO-2791-8592-919c.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.14.1"
}
]
}
],
"package": {
"name": "python-aiohttp",
"purl": "pkg:deb/echo/python-aiohttp",
"ecosystem": "Echo"
},
"database_specific": {
"source": "https://advisory.echohq.com/osv/ECHO-2791-8592-919c.json"
}
}
],
"modified": "2026-10-16T08:15:05.486109035Z",
"provider": "osv",
"upstream": [
"CVE-2026-54278",
"GHSA-g3cq-j2xw-wf74"
],
"references": [
"https://advisory.echohq.com/cve/CVE-2026-54278"
]
},
"related_cves": [
{
"value": "CVE-2026-54278",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 338052,
"published_at": "2026-06-23T10:07:03.631+00:00"
}