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CVE-2026-53622

🗓️ 23 Jun 2026 19:13:28Reported by Alpine Linux Development TeamType 
alpinelinux
 alpinelinux
🔗 security.alpinelinux.org👁 7 Views

Traefik prior to 3.7.3 lets unauthenticated clients bypass router mTLS via HTTP/3 SNI wildcard/case mismatch.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53622
23 Jun 202619:13
attackerkb
Chainguard
CVE-2026-53622 vulnerabilities
1 Jul 202602:17
cgr
Circl
CVE-2026-53622
5 Jun 202610:26
circl
CVE
CVE-2026-53622
23 Jun 202619:13
cve
Cvelist
CVE-2026-53622 Traefik: HTTP/3 mTLS bypass via exact SNI TLSOptions lookup for wildcard and mixed-case hosts
23 Jun 202619:13
cvelist
EUVD
EUVD-2026-38576
23 Jun 202619:13
euvd
Github Security Blog
Traefik: HTTP/3 mTLS bypass via exact SNI TLSOptions lookup for wildcard and mixed-case hosts
16 Jun 202621:04
github
NVD
CVE-2026-53622
23 Jun 202620:16
nvd
OPENSUSE Linux
traefik-3.7.5-1.1 on GA media (moderate)
18 Jun 202600:00
opensuse
OSV
CGA-R3CW-HGF3-8CPF
1 Jul 202605:19
osv
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Alpine Linux3.24anytraefik3.7.1-r0traefik-3.7.1-r0.apk
Alpine Linuxanyanytraefik3.7.7-r0traefik-3.7.7-r0.apk

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15 Jul 2026 01:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.19.1 - 10
CVSS 47.8
EPSS0.0024
SSVC
7