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CVE-2026-80213 - Hostname validation bypass

🗓️ 27 Aug 2026 00:00:00Reported by RubySecType 
rubygems
 rubygems
🔗 rubysec.com👁 7 Views

Hostname validation bypass via DNS length limits allows SSRF filter evasion to unapproved hosts.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-80213
27 Aug 202602:29
circl
cve
CVE
CVE-2026-80213
27 Aug 202614:22
cve
cvelist
Cvelist
CVE-2026-80213
27 Aug 202614:22
cvelist
euvd
EUVD
EUVD-2026-67139
27 Aug 202614:22
euvd
nvd
NVD
CVE-2026-80213
27 Aug 202617:20
nvd
osv
OSV
AZL-98229 CVE-2026-80213 affecting package ruby 3.3.5-8
27 Aug 202617:20
osv
ptsecurity
Positive Technologies
PT-2026-82434
27 Aug 202600:00
ptsecurity
ptsecurity
Positive Technologies
PT-2026-82435
27 Aug 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-80213
1 Sep 202610:38
redhatcve
vulnrichment
Vulnrichment
CVE-2026-80213
27 Aug 202614:22
vulnrichment
Vulners
Node
OR
rubyresolvRange0.3.00.3.2
rubyresolvRange0.7.2

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27 Aug 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.14
EPSS0.00319
SSVC
7