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CVE-2026-46727

🗓️ 22 May 2026 00:00:00Reported by mitreType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 71 Views

Ruby before 4.0.5 has a race in getaddrinfo timeout handling causing use-after-free and remote crashes from delayed domain name system responses.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-46727
22 May 202600:00
–attackerkb
circl
Circl
CVE-2026-46727
20 May 202600:39
–circl
cnnvd
CNNVD
Ruby race condition vulnerabilities
22 May 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-46727
22 May 202600:00
–cvelist
euvd
EUVD
EUVD-2026-31477
22 May 202600:00
–euvd
mend
Mend
CVE-2026-46727
22 May 202600:00
–mend
nvd
NVD
CVE-2026-46727
22 May 202618:16
–nvd
osv_bell
osv_bell
BELL-CVE-2026-46727 CVE-2026-46727 does not affect BellSoft software
28 May 202606:11
–osv_bell
osv_bit
osv_bit
BIT-RUBY-2026-46727
27 May 202608:57
–osv_bit
osv_bit
osv_bit
BIT-RUBY-MIN-2026-46727
27 May 202608:57
–osv_bit
Rows per page
NVD
Vulners
CNA
Node
ruby-langrubyRange4.0.0–4.0.5
[
  {
    "defaultStatus": "unaffected",
    "product": "Ruby",
    "vendor": "ruby-lang",
    "versions": [
      {
        "lessThan": "4.0.5",
        "status": "affected",
        "version": "4.0.0",
        "versionType": "semver"
      }
    ]
  }
]

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23 Jul 2026 16:10Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.18.1
EPSS0.00488
SSVC
71