CVE-2026-65959

In Vitess 24.0.2 and earlier, the /debug/vrlog endpoint in vrlog.go calls vrlogStatsHandler() without acl.CheckAccessHTTP(r, acl.DEBUGGING), unlike comparable debug endpoints. A remote attacker reaching the vttablet debug HTTP port can stream live VReplication SQL statements and bound application...

CVE-2026-65959 Vitess: Missing authorization on vttablet /debug/vrlog exposes live VReplication SQL data

Vitess is a database clustering system for horizontal scaling of MySQL. In 24.0.2 and earlier, the /debug/vrlog endpoint registered by addHttpEndpoint in go/vt/vttablet/tabletmanager/vreplication/vrlog.go invokes vrlogStatsHandler without acl.CheckAccessHTTPr, acl.DEBUGGING, unlike comparable deb...