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HTTP Request Smuggling

🗓️ 28 Jun 2026 19:36:29Reported by Snyk Security DatabaseType 
snyk
 snyk🔗 security.snyk.io👁 1 Views

Overview Affected versions of this package are vulnerable to HTTP Request Smuggling in the handling of HTTP/1.1 Upgrade requests containing a Content-Length header and body on reusable keep-alive backend connections. An attacker can manipulate bac...

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-58055
28 Jun 202601:32
–attackerkb
AlpineLinux		CVE-2026-58055
28 Jun 202601:32
–alpinelinux
Circl		CVE-2026-58055
28 Jun 202605:58
–circl
CVE		CVE-2026-58055
28 Jun 202601:32
–cve
Cvelist		CVE-2026-58055 nghttp2 nghttpx - HTTP Request/Response Smuggling via Upgrade Request with Content-Length
28 Jun 202601:32
–cvelist
Debian CVE		CVE-2026-58055
28 Jun 202601:32
–debiancve
EUVD		EUVD-2026-39975
28 Jun 202601:32
–euvd
NVD		CVE-2026-58055
28 Jun 202602:16
–nvd
OSV		DEBIAN-CVE-2026-58055
28 Jun 202602:16
–osv
OSV		ECHO-401A-73DF-0D29
29 Jun 202608:54
–osv
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29 Jun 2026 01:27Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.4
CVSS 46.3
EPSS0.00202
SSVC
1