CriticalFix available
wordpress — security advisory
Wordpress 1.5 through 2.3.1 uses cookie values based on the MD5 hash of a password MD5 hash, which allows attackers to bypass authentication by obtaining the MD5 hash from the user database, then generating the authentication cookie from that hash.
- Products
- wordpress
- Affected versions
- Not specified
- Fixed versions
- 2.5.0-1
- CVEs
- CVE-2007-6013
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 15:59 UTC · Revision 1
Source evidence
Wordpress 1.5 through 2.3.1 uses cookie values based on the MD5 hash of a password MD5 hash, which allows attackers to bypass authentication by obtaining the MD5 hash from the user database, then generating the authentication cookie from that hash.
osv:DEBIAN-CVE-2007-6013
wordpress
Fixed versions: 2.5.0-1
wordpress
Fixed versions: 2.5.0-1
wordpress
Fixed versions: 2.5.0-1
Complete source record
{
"id": "9a05811fa2dade1664143ae7d9fb6dbbdfbe80f044c792ef8701f86793a5b0af",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2007-6013",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2007-6013",
"summary": "Wordpress 1.5 through 2.3.1 uses cookie values based on the MD5 hash of a password MD5 hash, which allows attackers to bypass authentication by obtaining the MD5 hash from the user database, then generating the authentication cookie from that hash.",
"evidence": "osv:DEBIAN-CVE-2007-6013",
"products": [
{
"name": {
"value": "wordpress",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.0-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wordpress",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.0-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wordpress",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.0-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "DEBIAN-CVE-2007-6013",
"aliases": [
"DEBIAN-CVE-2007-6013"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.0-1"
}
]
}
],
"package": {
"name": "wordpress",
"purl": "pkg:deb/debian/wordpress?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-6013.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.0-1"
}
]
}
],
"package": {
"name": "wordpress",
"purl": "pkg:deb/debian/wordpress?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-6013.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.0-1"
}
]
}
],
"package": {
"name": "wordpress",
"purl": "pkg:deb/debian/wordpress?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-6013.json"
},
"ecosystem_specific": {
"urgency": "low"
}
}
],
"modified": "2026-10-21T18:01:09.634282924Z",
"provider": "osv",
"upstream": [
"CVE-2007-6013"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2007-6013"
]
},
"related_cves": [
{
"value": "CVE-2007-6013",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 398762,
"published_at": "2007-11-19T21:46:00+00:00"
}