ruby-doorkeeper — security advisory
Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot be assured. This issue is fixed in version 5.6.6.
- Products
- ruby-doorkeeper
- Affected versions
- 5.5.0-2
- Fixed versions
- 5.5.0-2+deb12u1, 5.6.6-2
- CVEs
- CVE-2023-34246
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 15:53 UTC · Revision 1
Source evidence
Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot be assured. This issue is fixed in version 5.6.6.
osv:DEBIAN-CVE-2023-34246
ruby-doorkeeper
Fixed versions: 5.5.0-2+deb12u1
ruby-doorkeeper
Fixed versions: 5.6.6-2
ruby-doorkeeper
Fixed versions: 5.6.6-2
Complete source record
{
"id": "511dffc8c3d7516a388c1c1431f6d6809c1cb1bae1d54dd7dfe2b268fbb494ff",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-34246",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-34246",
"summary": "Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape. Prior to version 5.6.6, Doorkeeper automatically processes authorization requests without user consent for public clients that have been previous approved. Public clients are inherently vulnerable to impersonation, their identity cannot be assured. This issue is fixed in version 5.6.6.",
"evidence": "osv:DEBIAN-CVE-2023-34246",
"products": [
{
"name": {
"value": "ruby-doorkeeper",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.5.0-2+deb12u1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": [
{
"value": "5.5.0-2",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "ruby-doorkeeper",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.6.6-2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ruby-doorkeeper",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.6.6-2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2023-34246",
"aliases": [
"DEBIAN-CVE-2023-34246"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.5.0-2+deb12u1"
}
]
}
],
"package": {
"name": "ruby-doorkeeper",
"purl": "pkg:deb/debian/ruby-doorkeeper?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"5.5.0-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-34246.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.6.6-2"
}
]
}
],
"package": {
"name": "ruby-doorkeeper",
"purl": "pkg:deb/debian/ruby-doorkeeper?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-34246.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.6.6-2"
}
]
}
],
"package": {
"name": "ruby-doorkeeper",
"purl": "pkg:deb/debian/ruby-doorkeeper?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-34246.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:02:18.245657855Z",
"provider": "osv",
"upstream": [
"CVE-2023-34246"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-34246"
]
},
"related_cves": [
{
"value": "CVE-2023-34246",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 455948,
"published_at": "2023-06-12T17:15:09.967+00:00"
}