
🛡️ SECURITY INTELLIGENCE BRIEFING — 28 JUL 2026
Published Tuesday, July 28, 2026 at 09:02 AM PT BLUF: Russian Laundry Bear targeting Western government/critical infrastructure via Zimbra zero-click; Arista VeloCloud Orchestrator and Fortinet FortiOS zero-days actively exploited with CISA KEV listing; AI-assisted intrusions and governance gaps in OT automation escalating risk. CYBER — ACTIVELY EXPLOITED VULNERABILITIES • Arista VeloCloud Orchestrator CVE-2026-16812 (command injection) — in active exploitation; CISA added to Known Exploited Vulnerabilities catalog as of 27 JUL [CISA/The Register]. SD-WAN backbone compromise enables insider-equivalent network access across enterprise remote branches. Patches released but adoption lag unknown. [HIGH CONFIDENCE] ...








