PublicCVE

CVE-2026-48748

HIGH7.5JSON exportCreate alert

Description

Netty is a network application framework for development of protocol servers and clients. Prior to version 4.2.15.Final, a memory exhaustion vulnerability in the Netty HTTP/3 codec allows the creation of an infinite number of blocked streams, which can cause OOM error. Version 4.2.15.Final patches the issue.

CVSS breakdown

CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Affected products

  • netty / netty>= 4.2.0.Final, < 4.2.15.Final – >= 4.2.0.Final, < 4.2.15.Final