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#4 Dark Reading general September 14, 2026 at 21:37 UTC

'Sandworm' Chains Cisco Vulnerabilities to Deploy Cyclops Blink

By Jai Vijayan

AI Summary

Russian APT group Sandworm is chaining Cisco vulnerabilities to deploy an upgraded variant of the Cyclops Blink botnet malware, which the FBI previously disrupted in 2022. The revival and enhancement of Cyclops Blink by a nation-state actor signals a persistent threat to network infrastructure operators using vulnerable Cisco devices.

Relevance score: 87.0/100

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