Negative DataRow Length in pgproto3 Leading to DoS
CVE-2026-4427 Published on March 19, 2026

NVD


Products Associated with CVE-2026-4427

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Red Hat Assisted Installer
Red Hat Multicluster Engine
Red Hat Multicluster Globalhub
Red Hat Acm
Red Hat Advanced Cluster Security
Red Hat Enterprise Linux (RHEL)
Red Hat Openshift Ai
Red Hat Openshift Cluster Manager Cli
Red Hat Openshift
Red Hat Openshift Service On Aws
Red Hat Quay
Red Hat Trusted Artifact Signer

Exploit Probability

EPSS
0.09%
Percentile
24.87%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.