UnratedFix available
curl — security advisory
curl and libcurl 7.2x before 7.24.0 do not properly consider special characters during extraction of a pathname from a URL, which allows remote attackers to conduct data-injection attacks via a crafted URL, as demonstrated by a CRLF injection attack on the (1) IMAP, (2) POP3, or (3) SMTP protocol.
- Products
- curl
- Affected versions
- Not specified
- Fixed versions
- 7.24.0-1
- CVEs
- CVE-2012-0036
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:30 UTC · Revision 1
Source evidence
curl and libcurl 7.2x before 7.24.0 do not properly consider special characters during extraction of a pathname from a URL, which allows remote attackers to conduct data-injection attacks via a crafted URL, as demonstrated by a CRLF injection attack on the (1) IMAP, (2) POP3, or (3) SMTP protocol.
osv:DEBIAN-CVE-2012-0036
curl
Fixed versions: 7.24.0-1
curl
Fixed versions: 7.24.0-1
curl
Fixed versions: 7.24.0-1
Complete source record
{
"id": "3c015733d92d93691b8e4c7ee662737c46f4a41476164eeeab7f2ce73012c10e",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2012-0036",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2012-0036",
"summary": "curl and libcurl 7.2x before 7.24.0 do not properly consider special characters during extraction of a pathname from a URL, which allows remote attackers to conduct data-injection attacks via a crafted URL, as demonstrated by a CRLF injection attack on the (1) IMAP, (2) POP3, or (3) SMTP protocol.",
"evidence": "osv:DEBIAN-CVE-2012-0036",
"products": [
{
"name": {
"value": "curl",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "7.24.0-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "curl",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "7.24.0-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "curl",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "7.24.0-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2012-0036",
"aliases": [
"DEBIAN-CVE-2012-0036"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "7.24.0-1"
}
]
}
],
"package": {
"name": "curl",
"purl": "pkg:deb/debian/curl?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0036.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "7.24.0-1"
}
]
}
],
"package": {
"name": "curl",
"purl": "pkg:deb/debian/curl?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0036.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "7.24.0-1"
}
]
}
],
"package": {
"name": "curl",
"purl": "pkg:deb/debian/curl?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0036.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T17:47:22.561617431Z",
"provider": "osv",
"upstream": [
"CVE-2012-0036"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2012-0036"
]
},
"related_cves": [
{
"value": "CVE-2012-0036",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 416595,
"published_at": "2012-04-13T20:55:01.493+00:00"
}