HighFix available
ruby — security advisory
In Ruby through 3.0 on Windows, a remote attacker can submit a crafted path when a Web application handles a parameter with TmpDir.
- Products
- ruby
- Affected versions
- Not specified
- Fixed versions
- 2.5.9-r0, 2.6.7-r0, 2.7.3-r0
- CVEs
- CVE-2021-28966
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:04 UTC · Revision 1
Source evidence
In Ruby through 3.0 on Windows, a remote attacker can submit a crafted path when a Web application handles a parameter with TmpDir.
osv:ALPINE-CVE-2021-28966
ruby
Fixed versions: 2.5.9-r0
ruby
Fixed versions: 2.6.7-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
ruby
Fixed versions: 2.7.3-r0
Complete source record
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"modified": "2026-10-23T17:17:56.179702631Z",
"provider": "osv",
"upstream": [
"CVE-2021-28966"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2021-28966"
]
},
"related_cves": [
{
"value": "CVE-2021-28966",
"evidence": "/upstream"
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],
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"severity_evidence": "/severity/0/score"
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"source_id": "core-osv",
"document_id": 415408,
"published_at": "2021-07-30T14:15:16.303+00:00"
}