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CVE-2026-62243 Netty 4.2.0 through 4.2.16 TLS Hostname Verification Bypass

🗓️ 22 Aug 2026 12:26:43Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

TLS hostname verification bypass in Netty 4.2.0-4.2.16 OpenSSL client path with plain trust manager.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-62243
22 Aug 202612:26
cve
euvd
EUVD
EUVD-2026-64271
22 Aug 202612:26
euvd
nvd
NVD
CVE-2026-62243
22 Aug 202613:16
nvd
ptsecurity
Positive Technologies
PT-2026-79546
22 Aug 202600:00
ptsecurity
[
  {
    "vendor": "netty",
    "product": "netty",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:maven/io.netty/netty-handler",
    "versions": [
      {
        "version": "4.2.0.Final",
        "status": "affected",
        "versionType": "custom",
        "lessThan": "4.2.16.Final"
      },
      {
        "version": "4.2.16.Final",
        "status": "unaffected",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "netty",
    "product": "netty",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:maven/io.netty/netty-handler",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "custom",
        "lessThan": "4.1.137.Final"
      },
      {
        "version": "4.1.137.Final",
        "status": "unaffected",
        "versionType": "custom"
      }
    ]
  }
]

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