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Suspected state-sponsored attackers are using a custom backdoor to persistently compromise Cisco security devices (firewalls), the US CISA and the UK National Cyber Security Centre warned on Thusday. “The [Firestarter] malware (…) is releva…
Phishing returned as the leading method attackers used to break into organizations in the first quarter of 2026, accounting for over a third of engagements where initial access could be determined, according to Cisco Talos. It is the first quarter phis…
CISA added eight new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including a Cisco Catalyst SD-WAN Manager vulnerability (CVE-2026-20133) that Cisco has yet to flag as exploited. Three Cisco Catalyst SD-WAN Manager vulnerabili…
CISA expanded the KEV catalog with eight flaws, but five of them have been flagged as exploited before.
The post Organizations Warned of Exploited Cisco, Kentico, Zimbra Vulnerabilities appeared first on SecurityWeek.
Cisco fixed four critical flaws in Identity Services and Webex that could allow code execution and user impersonation. Cisco has addressed four critical vulnerabilities affecting its Identity Services and Webex platforms. The flaws could allow attackers to execute arbitrary code and impersonate any user within the affected services. The issues pose serious security risks, prompting […]
The flaws can be exploited remotely to impersonate users or execute arbitrary commands on the underlying OS.
The post Cisco Patches Critical Vulnerabilities in Webex, ISE appeared first on SecurityWeek.
Most enterprise networks have segmentation on the roadmap. Many have had it there for years. A survey of 400 U.S.-based network security practitioners who lived through failed segmentation projects finds that failure clusters into four distinct pattern…
In this Help Net Security interview, Idan Habler, AI Security Researcher at Cisco, breaks down a threat most security teams haven’t named yet: agentic memory as an attack surface. Habler walks through MemoryTrap, a disclosed and remediated method…
Cisco has fixed ten vulnerabilities affecting its Integrated Management Controller (IMC), the most critical of which (CVE-2026-20093) could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system as Admin. Cisco…
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.