# io.netty:netty-codec-xml (Maven) vulnerabilities

2 known vulnerabilities (2 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Dependents: 0
- Registry: https://central.sonatype.com/artifact/io.netty/netty-codec-xml

## Advisories (2)

### [CVE-2026-73507](https://cve.now/CVE-2026-73507): Netty: Denial of Service in XmlFrameDecoder via CPU Exhaustion

- Severity: High 7.5
- Published: Aug 13, 2026
- Affected: from 4.2.0.Final, fixed in 4.2.16.Final; fixed in 4.1.136.Final.

### [CVE-2026-56817](https://cve.now/CVE-2026-56817): Netty: XML External Entity (XXE) injection via unconfigured XML factory when DTD and entity processing are enabled

- Severity: High 8.3
- Published: Jul 21, 2026
- Affected: from 4.2.0.Final, fixed in 4.2.16.Final; from 4.1.0.Final, fixed in 4.1.136.Final.

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