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Puma PROXY Protocol v1 Accepts Repeated Protocol Headers on Persistent Connections

🗓️ 09 Jun 2026 00:09:44Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 9 Views

Puma allows IP spoofing on persistent connections when PROXY protocol version one is enabled.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Chainguard
CVE-2026-47737 vulnerabilities
10 Jun 202607:25
cgr
CVE
CVE-2026-47737
27 May 202600:00
cve
OSV
CGA-HXJR-48XQ-VGJQ
10 Jun 202606:02
osv
OSV
GHSA-2VQW-3MP8-CGMX Puma PROXY Protocol v1 Accepts Repeated Protocol Headers on Persistent Connections
9 Jun 202600:09
osv
OSV
MINI-24X8-C52W-83CR
17 Jun 202613:10
osv
OSV
MINI-3PFV-C45H-H6H3
9 Jun 202619:43
osv
OSV
MINI-66P5-WFQ8-JC5Q
17 Jun 202622:02
osv
OSV
MINI-67FC-WFR4-2PPP
22 Jun 202610:46
osv
OSV
MINI-736W-QCGC-5F36
9 Jun 202619:43
osv
OSV
MINI-77H6-P8J8-2W43
9 Jun 202619:32
osv
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Vulners
Node
pumapumaRange5.5.07.2.1rubygems
OR
pumapumaRange8.0.08.0.2rubygems

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