← Back to Resources
Open Source NewsOctober 6, 20262 min read

Elastic Stack 9.5.5, 9.4.8 and 8.19.23 Released with Security Fixes

By BIOS Founding Team

Elastic Stack 9.5.5, 9.4.8 and 8.19.23 Released with Security Fixes

Elastic published coordinated patch releases for the 9.5, 9.4 and 8.19 lines. Each includes fixes for potential security vulnerabilities, and Elastic recommends upgrading from 9.5.4, 9.4.7 and 8.19.22.

The Elasticsearch 9.5.5 release notes add a 128-field limit on multi_terms aggregations, new kibana_system privileges, and Jackson and Netty upgrades. They also fix replica divergence on indices with sequence numbers disabled.

Full details: https://www.elastic.co/blog/elastic-stack-9-5-5-released