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CVE-2026-50020

🗓️ 12 Jun 2026 14:55:32Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 120 Views

CVE-2026-50020: Netty skips initial control characters before the request line, causing boundary confusion.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ibm
IBM Security Bulletins
Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is affected by an HTTP Request/Response Smuggling Vulnerability in Netty (CVE-2026-50020)
21 Jul 202621:37
ibm
ibm
IBM Security Bulletins
Security Bulletin: There is a vulnerability in netty-codec-http-4.1.133.Final.jar used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-50020)
3 Aug 202608:16
ibm
ibm
IBM Security Bulletins
Security Bulletin: IBM Planning Analytics Local is affected by security vulnerabilities
12 Aug 202614:41
ibm
ibm
IBM Security Bulletins
Security Bulletin: Multiple vulnerabilities affect Data Virtualization on IBM Software Hub (June 2026 - Part 1 of 2)
7 Jul 202607:23
ibm
ibm
IBM Security Bulletins
Security Bulletin: IBM Maximo Application Suite - Monitor Component uses multiple dependencies which are vulnerable to multiple CVEs.
30 Jul 202615:27
ibm
ibm
IBM Security Bulletins
Security Bulletin: IBM® Db2® federated server is affected by multiple vulnerabilities in Netty open source libraries.
7 Aug 202620:34
ibm
ibm
IBM Security Bulletins
Security Bulletin: IBM App Connect for Manufacturing is vulnerable to multiple vulnerabilities due to Netty (CVE-2026-50010,CVE-2026-50020,CVE-2026-45416 & CVE-2026-44249)
10 Jul 202605:11
ibm
ibm
IBM Security Bulletins
Security Bulletin:Vulnerability in netty affects IBM Netezza Appliance
12 Aug 202608:50
ibm
bdu_fstec
BDU FSTEC
The vulnerability of the HttpObjectDecoder component in the framework for developing network applications, servers, and client protocols based on Netty allows attackers to compromise the integrity of protected information.
19 Jun 202600:00
bdu_fstec
cgr
Chainguard
CVE-2026-50020 vulnerabilities
16 Jun 202614:16
cgr
Rows per page
NVD
Vulners
Node
OR
nettynettyRange<4.1.135
nettynettyRange4.2.04.2.15
[
  {
    "vendor": "netty",
    "product": "netty",
    "versions": [
      {
        "version": ">= 4.2.0.Final, < 4.2.15.Final",
        "status": "affected"
      },
      {
        "version": "< 4.1.135.Final",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:57Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.15.3
EPSS0.00232
SSVC
120