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China-nexus threat actor Fire Ant has expanded its espionage operations from VMware hypervisors to the trusted infrastructure layer, compromising Cisco IOS XR routers, TACACS authentication servers, and Linux management hosts. Security firm Sygnia, whi…
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Cisco has disclosed a critical security vulnerability in its Secure Workload platform that could allow unauthenticated attackers to gain high-level administrative access to sensitive enterprise environments. The flaw, tracked as CVE-2026-20223, carries…
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Cisco has disclosed a critical vulnerability in its Catalyst SD-WAN platform that is already being exploited in the wild, allowing attackers to gain administrative control over enterprise networks without authentication. Critical SD-WAN flaw under atta…
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The Gentlemen ransomware-as-a-service (RaaS) operation is turning exposed Fortinet and Cisco edge devices into a fast lane into enterprise networks and doing it at scale. What began as a rising RaaS brand in mid‑2025 has, by early 2026, evolved into on…
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Cisco has issued a high-severity security advisory detailing a critical connection exhaustion vulnerability affecting its network management software. Tracked as CVE-2026-20188, this flaw carries a CVSS base score of 7.5. It directly impacts both the C…
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Networking and security leader Cisco has announced its intent to acquire Astrix Security, a pioneer in Non-Human Identity (NHI) management. Announced in May 2026, this acquisition is designed to help enterprises secure the rapidly expanding “agen…
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Artificial intelligence models are integrated into countless enterprise applications, but knowing exactly where these models come from remains a major security hurdle. Cisco recently launched the Model Provenance Kit, an open-source tool for tracing th…
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CISA and NCSC warn that FIRESTARTER, a Linux-based backdoor, targets Cisco Firepower devices, evades patches, and enables persistent access even after firmware updates.
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31 high-impact vulnerabilities were actively exploited in March 2026, with a Cisco firewall zero-day abused by the Interlock ransomware group emerging as one of the most dangerous threats to enterprise networks. Affected vendors span core enterprise an…
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ShinyHunters hackers claim they stole 3 million+ Cisco records via Salesforce and AWS, warning of a public leak if demands are not met by April 3, 2026.
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