Cyber Risks · Cisco Talos

Don’t swing at everything

Summary: Cisco Talos reports 49% year-over-year growth in CVEs in 2026 Q2, tracking close to 200 CVEs per day by the end of June, while KEVs grew only 13%. It also details msaRAT, a Rust-based remote access trojan built on the Tokio runtime that the Chaos ransomware group uses to hijack Chrome or Edge via the Chrome DevTools Protocol, delivered through an MSI file disguised as a Windows update.

Key Takeaway: 181 days into 2026, 46% of actively exploited KEV CVEs still trace back to 2025 or earlier, and of the roughly 3,700 CVSS 9+ CVEs, 95% sit below 5% EPSS, so patching by severity alone misdirects effort away from what is actually being exploited.

Read the original at Cisco Talos ↗

Topics
Vulnerabilities & Patching
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