Lucene search
+L

CVE-2026-75595 Netty: SNI Routing Bypass via Fragmented TLS ClientHello Causing Fallback to Default SslContext

🗓️ 19 Aug 2026 21:00:27Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 11 Views

Netty 4.1/4.2 SNI bypass via fragmented ClientHello falls back to default SslContext, bypassing mTLS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-75595
19 Aug 202622:12
circl
cve
CVE
CVE-2026-75595
19 Aug 202621:00
cve
euvd
EUVD
EUVD-2026-63095
19 Aug 202621:00
euvd
nvd
NVD
CVE-2026-75595
19 Aug 202621:17
nvd
ptsecurity
Positive Technologies
PT-2026-78717
19 Aug 202600:00
ptsecurity
[
  {
    "vendor": "netty",
    "product": "netty",
    "versions": [
      {
        "version": "< 4.1.137.Final",
        "status": "affected"
      },
      {
        "version": ">= 4.2.0.Final, < 4.2.17.Final",
        "status": "affected"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation