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Case File

CVE-2019-20444

CRITICAL · CVSS 9.1 EPSS 8.91% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-01-29 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. It affects Java. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2019-20444
Severity
CRITICAL
CVSS
9.1
EPSS
8.91%
Java

Original NVD Description

HttpObjectDecoder.java in Netty before 4.1.44 allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax, or might be interpreted as an "invalid fold."

Related CVEs

Other vulnerabilities affecting the same vendor(s)