OpenSearch Dashboards DoS Vulnerability Needs Your Attention

OpenSearch Dashboards has a nasty input validation bug (CVE-2026-75897) that lets attackers hammer your system with oversized requests, causing denial of service. If you're running versions 1.3.0 through 3.7.0, you need to patch immediately—upgrade to 3.8.0 or apply the latest AWS service software update. AWS-managed OpenSearch users should grab the patched release available now.