io.netty:netty-resolver-dns Known Vulnerabilities & Fixes
io.netty:netty-resolver-dns has 2 known security vulnerabilities in Maven (Java). Upgrade to version 4.2.15.Final or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.
Low Immediate Risk
No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.
Recommended safe version: 4.2.15.Final
Upgrading to 4.2.15.Final or later resolves all 2 known vulnerabilities in io.netty:netty-resolver-dns. Update your pom.xml or build.gradle to version 4.2.15.Final.
Is io.netty:netty-resolver-dns in your project?
Check if you're affected and upgrade to 4.2.15.Final to stay secure.
Security Summary
- 4 affected version ranges have been identified across these 2 advisories.
- 100% of known issues have a published fixed version.
- Remediation: Update the io.netty:netty-resolver-dns version in your pom.xml or build.gradle
Vulnerabilities
2 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details.
| CVE / GHSA | Severity | Affected | Fixed In |
|---|---|---|---|
| CVE-2026-47691 Netty has Insufficient Bailiwick Validation for NS Records | HIGH | 4.2.0.Final, 4.2.1.Final, 4.2.10.Final, 4.2.11.Final (+158 more) | 4.2.15.Final, 4.1.135.Final |
| CVE-2026-45674 Netty Vulnerable to DNS Cache Poisoning via Missing Bailiwick Checks in CNAME Records | HIGH | 4.2.0.Final, 4.2.1.Final, 4.2.10.Final, 4.2.11.Final (+158 more) | 4.2.15.Final, 4.1.135.Final |
About This Data
Vulnerability data for io.netty:netty-resolver-dns is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.
CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
Related Maven (Java) Packages
Other packages in this ecosystem, ranked by shared vulnerabilities where available.
Check Your Dependencies
Scan your project to check if you're using a vulnerable version of io.netty:netty-resolver-dns.