Suspected state-sponsored hackers exploited NetScaler zero-day since early September (CVE-2026-88772)

Help Net Security reports multiple security developments, including active exploitation of NetScaler zero-day CVE-2026-88772 by suspected state-sponsored actors, a breach of OpenInfra Europe’s JFrog Artifactory potentially compromising distributed packages, and large-scale exposure of internal company screenshots through AI coding agents and public GitHub repositories. Additional items cover BEC and phishing prosecutions, AI access-control integrations, enterprise AI monitoring, security tooling, and regulatory compliance.