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A high-severity flaw in Cisco Catalyst SD-WAN Manager disclosed in early June was exploited as early as March
Cisco warns of CVE-2026-20245 in SD-WAN Manager, a flaw that can lead to root access via file upload command injection; no patch or workaround yet. Cisco warns of a privilege escalation flaw, tracked as CVE-2026-20245 (CVSS base score of 7.8), in Cisco Catalyst SD-WAN Manager, the platform formerly known as SD-WAN vManage. An authenticated local […]
On Thursday, Cisco warned of a high-severity, unpatched zero-day in the Cisco Catalyst SD-WAN Manager (tracked as CVE-2026-20245) actively exploited in attacks enabling root privilege escalation. [...]
Cisco has released security updates to patch a critical-severity Unified Communications Manager (Unified CM) flaw that allows attackers to gain root privileges. [...]
Cisco is warning that a critical Catalyst SD-WAN Controller authentication bypass flaw, tracked as CVE-2026-20182, was actively exploited in zero-day attacks that allowed attackers to gain administrative privileges on compromised devices. [...]
Chuck Robbins Warns Customers Face Growing Exposure From Equipment Past SupportCisco is embedding Anthropic's Claude Mythos Preview into internal security operations to test code, accelerate patching and push infrastructure upgrades, even as it lays off 4,000 employees to redirect spending toward AI, silicon, optics and security.
'Firestarter' Backdoor Can Survive Reboots, Upgrades and Standard FixesThe Cybersecurity and Infrastructure Security Agency issued an emergency directive warning a newly-discovered Cisco backdoor can survive routine remediation processes, forcing agencies to investigate edge devices that anchor federal firewall and VPN security.
Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco Firepower and Secure Firewall devices running Adaptive Security Appliance (ASA) or Firepower Threat Defense (FTD) software. [...]
Investigators found the malware, dubbed Firestarter, on a federal agency's network in a campaign dating back to at least September 2025. The post US, UK agencies warn hackers were hiding on Cisco firewalls long after patches were applied appeared first on CyberScoop.
Notorious ransomware group Interlock has been exploiting a Cisco zero-day bug since January, AWS says
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has urged government agencies to apply patches for two security flaws impacting Synacor Zimbra Collaboration Suite (ZCS) and Microsoft Office SharePoint, stating they have been actively exploited in the wild
Amazon Threat Intelligence is warning of an active Interlock ransomware campaign that's exploiting a recently disclosed critical security flaw in Cisco Secure Firewall Management Center (FMC) Software
Switchzilla says flaws could allow file overwrites or privilege escalation Just when network admins thought the Cisco SD-WAN patch queue might finally be shrinking, Switchzilla has confirmed miscreants are exploiting more vulnerabilities in its SD-WAN management software.…
Cisco has released security updates to patch two maximum-severity vulnerabilities in its Secure Firewall Management Center (FMC) software. [...]
A rare joint alert from all five spy agencies means serious business The Five Eyes intelligence alliance is urgently warning defenders to patch two Cisco Catalyst SD-WAN vulnerabilities used in attacks.…
Emergency CISA Directive Lands as DHS Shutdown Strains Cyber OperationsThe Cybersecurity and Infrastructure Security Agency issued a directive Wednesday ordering civilian agencies to secure and hunt for compromise in vulnerable Cisco SD-WAN systems after officials observed active exploitation - while warning that shutdown-related disruptions heighten operational risk.
Cisco is warning that a critical authentication bypass vulnerability in Cisco Catalyst SD-WAN, tracked as CVE-2026-20127, was actively exploited in zero-day attacks that allowed remote attackers to compromise controllers and add malicious rogue peers to targeted networks. [...]
Vendor Ships Emergency Fixes, Warning Flaw Facilitates Full System CompromiseAttackers are targeting a zero-day vulnerability in Cisco's Unified Communications and Webex products that facilitates remote code execution and root-level access to the underlying operating system, risking full system compromise. Cisco has released patches, warning that no workarounds exist.
Cisco has patched an ISE vulnerability with public proof-of-concept exploit code that can be abused by attackers with admin privileges. [...]
Cisco has alerted users of a maximum-severity zero-day flaw in Cisco AsyncOS software that has been actively exploited by a China-nexus advanced persistent threat (APT) actor codenamed UAT-9686 in attacks targeting Cisco Secure Email Gateway and Cisco Secure Email and Web Manager