Low
Security advisory
RuboCop 0.48.1 and earlier does not use /tmp in safe way, allowing local users to exploit this to tamper with cache files belonging to other users.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-8418
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 10:20 UTC · Revision 1
Source evidence
RuboCop 0.48.1 and earlier does not use /tmp in safe way, allowing local users to exploit this to tamper with cache files belonging to other users.
osv:CVE-2017-8418
Complete source record
{
"id": "925caed8a30be1491ef67629ee1906a20ef7a5f486ac62f656e96e210892c7f9",
"url": "https://osv.dev/vulnerability/CVE-2017-8418",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-8418",
"summary": "RuboCop 0.48.1 and earlier does not use /tmp in safe way, allowing local users to exploit this to tamper with cache files belonging to other users.",
"evidence": "osv:CVE-2017-8418",
"products": [],
"severity": "low",
"structured": {
"id": "CVE-2017-8418",
"aliases": [
"CVE-2017-8418",
"GHSA-wmjf-jpjj-9f3j"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/rubocop/rubocop",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "33cda4978a3576e93d69c301e3a764a9b7e4c0d7"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:rubocop_project:rubocop:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "0.48.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v0.48.1",
"v0.48.0",
"v0.47.1",
"v0.47.0",
"v0.46.0",
"v0.45.0",
"v0.44.1",
"v0.44.0",
"v0.43.0",
"v0.42.0",
"v0.41.2",
"v0.41.1",
"v0.41.0",
"v0.40.0",
"v0.39.0",
"v0.38.0",
"v0.37.2",
"v0.37.1",
"v0.37.0",
"v0.36.0",
"v0.35.1",
"v0.35.0",
"v0.34.2",
"v0.34.1",
"v0.34.0",
"v0.33.0",
"v0.32.1",
"v0.32.0",
"v0.31.0",
"v0.30.1",
"v0.30.0",
"v0.29.1",
"v0.29.0",
"v0.28.0",
"v0.27.1",
"v0.27.0",
"v0.26.1",
"v0.26.0",
"v0.25.0",
"v0.24.1",
"v0.24.0",
"v0.23.0",
"v0.22.0",
"v0.21.0",
"v0.20.1",
"v0.20.0",
"v0.19.1",
"v0.19.0",
"v0.18.1",
"v0.18.0",
"v0.17.0",
"v0.16.0",
"v0.15.0",
"v0.14.1",
"v0.14.0",
"v0.13.1",
"v0.13.0",
"v0.12.0",
"v0.11.1",
"v0.11.0",
"v0.9.1",
"v0.9.0",
"v0.8.1",
"v0.8.0",
"v0.7.2",
"v0.7.1",
"v0.7.0",
"v0.6.1",
"v0.6.0",
"v0.5.0",
"v0.4.6",
"v0.4.5",
"v0.4.4",
"v0.4.3",
"v0.4.2",
"v0.4.1",
"v0.4.0",
"v0.3.2",
"v0.3.1",
"v0.3.0",
"v0.2.1",
"v0.2.0",
"v0.1.0",
"v0.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-8418.json"
}
}
],
"modified": "2026-10-20T10:50:15.198113550Z",
"provider": "osv",
"references": [
"https://github.com/bbatsov/rubocop/issues/4336"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2017-8418",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 381451,
"published_at": "2017-05-02T14:59:00.783+00:00"
}