Dutch police disrupts botnet composed of 17 million devices

2026-05-29T14:51:49Zf59a692bec54900101b5caa00354cf4c9fa908557cf0517a0c1f7f38727d1763
CVE-2026-35616FROSTadobe-ab-testinganthropic-claudebehavioral-detectionbotnetclaroty-clairecps-securitydata-localizationendpoint-securityforticlient-emshumanixinfostealerlaw-enforcementmicrosoft-365-copilotphishingprivacy-trackingsasesecurity-researchssd-fingerprintingsupply-chain-abusetrojan-detection

What happened

Multiple security developments: Dutch law enforcement and the Netherlands’ NCSC disrupted a botnet of ~17 million infected devices by taking 200 command servers offline. Active exploitation was observed against Fortinet FortiClient Enterprise Management Server (EMS) — CVE-2026-35616 — where attackers delivered a broad-spectrum infostealer by presenting a malicious payload as a Fortinet endpoint update and abusing FortiClient-managed VPN scripting workflows. Researchers disclosed FROST, an OPFS/SSD-timing fingerprinting technique that lets websites infer user activity from SSD behavior. A new,:

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
helpnetsecurity
Record identifier
f59a692bec54900101b5caa00354cf4c9fa908557cf0517a0c1f7f38727d1763
Enrichment time
2026-05-29T14:51:49Z
AI-assisted enrichment
Yes

This record may overlap with other records. Its enrichment can be incomplete or wrong, and machine assistance was used. Validate consequential decisions against the linked source and your own environment.

Record · Dutch police disrupts botnet composed of 17 million devices · Baitaphish