CVE-2026-48748

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H                                    

Vulnerability 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.

Vulnerability Details

Published Date

June 12, 2026

Last Modified

June 13, 2026

CWE ID

CWE-770

Source

NVD

Vendor

netty

Product

netty

External References

https://github.com/netty/netty/releases/tag/netty-4.2.15.Final
https://github.com/netty/netty/security/advisories/GHSA-4grm-h2qv-h6w6

CVE-2026-48748

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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