HighFix available
sogo — security advisory
SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)
- Products
- sogo
- Affected versions
- Not specified
- Fixed versions
- 5.1.1-1
- CVEs
- CVE-2021-33054
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:23 UTC · Revision 1
Source evidence
SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)
osv:DEBIAN-CVE-2021-33054
sogo
Fixed versions: 5.1.1-1
sogo
Fixed versions: 5.1.1-1
Complete source record
{
"id": "32d2d13c8928f9690af5f0edb2b80cd4a8d670ae9157fe83397cbbe77ba34df4",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-33054",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2021-33054",
"summary": "SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate the signatures of any SAML assertions it receives. Any actor with network access to the deployment could impersonate users when SAML is the authentication method. (Only versions after 2.0.5a are affected.)",
"evidence": "osv:DEBIAN-CVE-2021-33054",
"products": [
{
"name": {
"value": "sogo",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.1.1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "sogo",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.1.1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2021-33054",
"aliases": [
"DEBIAN-CVE-2021-33054"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.1.1-1"
}
]
}
],
"package": {
"name": "sogo",
"purl": "pkg:deb/debian/sogo?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33054.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.1.1-1"
}
]
}
],
"package": {
"name": "sogo",
"purl": "pkg:deb/debian/sogo?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33054.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:03:14.790744479Z",
"provider": "osv",
"upstream": [
"CVE-2021-33054"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2021-33054"
]
},
"related_cves": [
{
"value": "CVE-2021-33054",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 420941,
"published_at": "2021-06-04T15:15:07.647+00:00"
}