UnratedFix available
zlib, zlib-1.3.1 — security advisory
This notice tracks CVE-2026-27171 for zlib, zlib-1.3.1. Fixed versions are listed in the package details.
- Products
- zlib, zlib-1.3.1
- Affected versions
- Not specified
- Fixed versions
- 1.3.1+e1, 1:1.3.dfsg+really1.3.1-1+e1
- CVEs
- CVE-2026-27171
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 17:52 UTC · Revision 1
Source evidence
ECHO-e10b-f259-a98b
osv:ECHO-e10b-f259-a98b
zlib
Fixed versions: 1:1.3.dfsg+really1.3.1-1+e1
zlib-1.3.1
Fixed versions: 1.3.1+e1
Complete source record
{
"id": "470b15213c1e0ef92e81f27f29d344aeacaecb04049d2980482c41d320c1a291",
"url": "https://osv.dev/vulnerability/ECHO-e10b-f259-a98b",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ECHO-e10b-f259-a98b",
"summary": "ECHO-e10b-f259-a98b",
"evidence": "osv:ECHO-e10b-f259-a98b",
"products": [
{
"name": {
"value": "zlib",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:1.3.dfsg+really1.3.1-1+e1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "zlib-1.3.1",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.3.1+e1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "ECHO-e10b-f259-a98b",
"aliases": [
"ECHO-e10b-f259-a98b"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:1.3.dfsg+really1.3.1-1+e1"
}
]
}
],
"package": {
"name": "zlib",
"purl": "pkg:deb/echo/zlib",
"ecosystem": "Echo"
},
"database_specific": {
"source": "https://advisory.echohq.com/osv/ECHO-e10b-f259-a98b.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.3.1+e1"
}
]
}
],
"package": {
"name": "zlib-1.3.1",
"purl": "pkg:deb/echo/zlib-1.3.1",
"ecosystem": "Echo"
},
"database_specific": {
"source": "https://advisory.echohq.com/osv/ECHO-e10b-f259-a98b.json"
}
}
],
"modified": "2026-10-15T12:15:03.115529531Z",
"provider": "osv",
"upstream": [
"CVE-2026-27171"
],
"references": [
"https://advisory.echohq.com/cve/CVE-2026-27171"
]
},
"related_cves": [
{
"value": "CVE-2026-27171",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 331363,
"published_at": "2026-02-18T19:30:06.208327+00:00"
}