HIGHCVSS 8.7EPSS 0.2%

CVE-2026-45674

CVE-2026-45674 updated by NVD

Published: 2026-06-08
Modified: 2026-07-31
EPSS percentile: 13%
Sources: github-advisory, nvd

Summary

Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, Netty's DnsResolveContext fails to validate the origin (bailiwick) of CNAME records in DNS responses. Versions 4.1.135.Final and 4.2.15.Final patch the issue.

Affected packages

Ecosystem	Package	Affected versions	Fixed versions
Maven	io.netty:netty-resolver-dns	—	4.2.15.Final, 4.1.135.Final

Remediation: Upgrade to 4.2.15.Final or later.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-45674

Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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EPSS scores provided by the FIRST.org Exploit Prediction Scoring System.