WatchGuard Ransomware Exploitation and Chrome Zero-Day Chain Target UK SMBs

Podcast: Threat Analysis : Cyber News for Small Business · The Small Business Cyber Security Guy

Opublikowano: 2026-09-10

WatchGuard Ransomware Exploitation and Chrome Zero-Day Chain Target UK SMBs Two active exploitation campaigns are affecting UK small businesses today. Ransomware operators are exploiting a critical WatchGuard Firebox vulnerability that was added to CISA’s Known Exploited Vulnerabilities catalogue in December 2025, yet remains unpatched in many deployments nine months later. The flaw allows remote, unauthenticated code execution on internet-facing devices. Separately, four China-aligned threat actors have adopted an identical Chrome and Windows zero-day exploit chain within days of each other, enabling full system compromise through a single malicious webpage visit. The BlueMoon exploit kit combines CVE-2026-85046 in...