fix(deps): update netty.version to v4.1.135.final [security]

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
io.netty:netty-handler (source)	4.1.133.Final → 4.1.135.Final

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Netty has an IPv6 Subnet Filter Bypass via Incorrect Comparator Masking

CVE-2026-44249 / GHSA-3qp7-7mw8-wx86

More information

Details

Summary

An attacker can bypass IPv6 subnet rules due to an incorrect masking operation in IpSubnetFilterRule.compareTo(). Valid public IP addresses can bypass the restrictions.

Details

io.netty.handler.ipfilter.IpSubnetFilterRule#compareTo(java.net.InetSocketAddress) method performs a bitwise AND between the incoming IP address and the configured networkAddress, instead of the subnetMask.

Impact

Access Control Bypass. Attacker can bypass IpSubnetFilter IPv6 access controls.

Severity

• CVSS Score: 8.1 / 10 (High)
• Vector String: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

• https://github.com/netty/netty/security/advisories/GHSA-3qp7-7mw8-wx86
• https://github.com/netty/netty/releases/tag/netty-4.1.135.Final
• https://github.com/netty/netty/releases/tag/netty-4.2.15.Final
• https://github.com/advisories/GHSA-3qp7-7mw8-wx86

This data is provided by the GitHub Advisory Database (CC-BY 4.0).

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