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CVE-2026-61666 websocket-driver: Denial of service via malformed Host header

🗓️ 17 Aug 2026 16:16:33Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

websocket-driver server crashes on malformed Host header before 0.8.2 via uncaught URI::InvalidURIError.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-61666
17 Aug 202616:16
attackerkb
cgr
Chainguard
CVE-2026-61666 vulnerabilities
24 Jul 202602:17
cgr
cve
CVE
CVE-2026-61666
17 Aug 202616:16
cve
euvd
EUVD
EUVD-2026-60264
17 Aug 202616:16
euvd
github
Github Security Blog
websocket-driver-ruby: Denial of service via malformed Host header
21 Jul 202618:34
github
nvd
NVD
CVE-2026-61666
17 Aug 202617:16
nvd
osv
OSV
CGA-8JGJ-JJQH-5VQ2
23 Jul 202617:28
osv
osv
OSV
GHSA-2X63-GW47-W4MM websocket-driver-ruby: Denial of service via malformed Host header
21 Jul 202618:34
osv
ptsecurity
Positive Technologies
PT-2026-63317
21 Jul 202600:00
ptsecurity
rubygems
RubySec
Denial of service via malformed Host header
23 Jun 202600:00
rubygems
Rows per page
[
  {
    "vendor": "faye",
    "product": "websocket-driver-ruby",
    "versions": [
      {
        "version": "< 0.8.2",
        "status": "affected"
      }
    ]
  }
]

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