Elasticsearch 8.19.10, 9.1.10, 9.2.4 Security Update (ESA-2026-07)

Elasticsearch yawkat LZ4 Java - CVE-2025-66566 ESA-2026-07 An Information Disclosure vulnerability CVE-2025-66566 exists in the yawkat LZ4 Java library used by Elasticsearch that allows an attacker to read previous buffer contents through specially crafted compressed input sent via the transport...