Critical
Security advisory
The Auth0 integration in GitLab before 10.3.9, 10.4.x before 10.4.6, and 10.5.x before 10.5.6 has an incorrect omniauth-auth0 configuration, leading to signing in unintended users.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-8971
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:09 UTC · Revision 1
Source evidence
The Auth0 integration in GitLab before 10.3.9, 10.4.x before 10.4.6, and 10.5.x before 10.5.6 has an incorrect omniauth-auth0 configuration, leading to signing in unintended users.
osv:CVE-2018-8971
Complete source record
{
"id": "5a9095c48db74e7f8a054b1e0776a04050df948f0045911b62caf73c44995f18",
"url": "https://osv.dev/vulnerability/CVE-2018-8971",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-8971",
"summary": "The Auth0 integration in GitLab before 10.3.9, 10.4.x before 10.4.6, and 10.5.x before 10.5.6 has an incorrect omniauth-auth0 configuration, leading to signing in unintended users.",
"evidence": "osv:CVE-2018-8971",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2018-8971",
"aliases": [
"CVE-2018-8971"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://gitlab.com/gitlab-org/gitlab",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "cad1bf33a6220b1aedf7470baaee891cb48a8e3a"
},
{
"introduced": "ee12ce8516b316944fac618c5cb92d367208cb0c"
},
{
"last_affected": "a3ce9cd0df26eb0b8aa6a2be338132d793156731"
},
{
"introduced": "fa49afab45259cd56ea7d1505d3ec7757770cfa9"
},
{
"last_affected": "8435f3a70feaba911c2e28b446901b750d4ee8b3"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "10.3.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "10.4.0"
},
{
"last_affected": "10.4.5"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "10.5.0"
},
{
"last_affected": "10.5.5"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v10.5.5-ee",
"v10.4.5-ee",
"v10.3.8-ee",
"v10.5.4-ee",
"v10.5.3-ee",
"v10.3.7-ee",
"v10.4.4-ee",
"v10.5.2-ee",
"v10.5.1-ee",
"v10.5.0-ee",
"v10.5.0-rc10-ee",
"v10.5.0-rc9-ee",
"v10.5.0-rc8-ee",
"v10.5.0-rc7-ee",
"v10.5.0-rc6-ee",
"v10.5.0-rc5-ee",
"v10.5.0-rc4-ee",
"v10.5.0-rc3-ee",
"v10.5.0-rc2-ee",
"v10.4.3-ee",
"v10.5.0-rc1-ee",
"v10.3.6-ee",
"v10.4.2-ee",
"v10.4.1-ee",
"v10.4.0-ee",
"v10.3.5-ee",
"v10.4.0-rc8-ee",
"v10.4.0-rc7-ee",
"v10.4.0-rc6-ee",
"v10.4.0-rc4-ee",
"v10.3.4-ee",
"v10.4.0-rc3-ee",
"v10.3.3-ee",
"v10.4.0-rc2-ee",
"v10.4.0-rc1-ee",
"v10.3.2-ee",
"v10.3.1-ee",
"v10.3.0-ee",
"v10.3.0-rc5-ee",
"v10.3.0-rc4-ee",
"v10.3.0-rc3-ee",
"v10.3.0-rc2-ee",
"v10.3.0-rc1-ee",
"v7.3.0-ee",
"v7.3.0.rc1-ee",
"v7.2.0.rc5-ee",
"v7.2.0.rc4-ee",
"v7.2.0.rc3-ee",
"v7.2.0.rc2-ee",
"v7.2.0.rc1-ee",
"v7.1.0-ee",
"v7.1.0.rc1-ee",
"v7.0.0-ee",
"v6.8.0-ee",
"v6.7.0-ee",
"v6.7.0.rc1-ee",
"v6.6.0-ee",
"v6.5.0-ee",
"v6.4.0-ee",
"v6.3.1-ee",
"v6.3.0-ee",
"v6.1.0-ee",
"v6.0.0-ee",
"v6.0.0-ee.rc1",
"v6.0.0-ee.beta",
"v5.2.0",
"v5.1.0",
"v5.0.0",
"v4.0.0",
"v4.0.0rc2",
"v4.0.0rc1",
"v3.1.0",
"v3.0.3",
"v3.0.2",
"v3.0.1",
"v3.0.0",
"v2.9.1",
"v2.9.0",
"v2.8.2",
"v2.8.1",
"v2.8.0",
"v2.8.0pre",
"v2.7.0",
"v2.7.0pre",
"v2.6.3",
"v2.6.2",
"v2.6.1",
"v2.6.0",
"v2.6.0pre",
"v2.5.0",
"v2.4.1",
"v2.4.0",
"v2.4.0pre",
"v2.3.1",
"v2.3.0",
"v2.3.0pre",
"v1.2.2",
"v1.2.1",
"v1.2.0",
"v1.2.0pre"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-8971.json"
}
}
],
"modified": "2026-10-30T10:30:17.400964987Z",
"provider": "osv",
"references": [
"https://about.gitlab.com/2018/03/20/critical-security-release-gitlab-10-dot-5-dot-6-released/",
"https://www.debian.org/security/2018/dsa-4206"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2018-8971",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 436984,
"published_at": "2018-03-24T21:29:00.303+00:00"
}