UK NCSC warns that threat actors exploited Cisco firewall zero-days to deploy new malware strains RayInitiator and LINE VIPER. The U.K. NCSC reported that threat actors exploited recently disclosed Cisco firewall flaws (CVE-2025-20362, CVE-2025-20333) in zero-day attacks to deploy novel malware families, RayInitiator and LINE VIPER. These malware mark a major evolution from earlier campaigns, […]
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds CISCO Secure Firewall ASA and Secure FTD flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added CISCO Secure Firewall ASA and Secure FTD flaws to its Known Exploited Vulnerabilities (KEV) catalog. CISA urges Federal Agencies to identify and mitigate potential compromise […]
Cisco addressed a high-severity zero-day in Cisco IOS and IOS XE Software that is being actively exploited in attacks in the wild. Cisco fixed an actively exploited zero-day, tracked as CVE-2025-20352, impacting Cisco IOS and IOS XE Software. The high-severity vulnerability resides in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS Software and […]
Cisco addressed multiple high-severity IOS XR vulnerabilities that can allow ISO image verification bypass and trigger DoS conditions. Cisco addressed multiple vulnerabilities in IOS XR software as part of its semiannual Software Security Advisory Bundled Publication published on September 10, 2025. Below are the vulnerabilities addressed by the network giant: The following table identifies Cisco […]
Cisco patches critical Secure Firewall Management Center flaw allowing remote code execution on vulnerable systems. Cisco released security updates to address a maximum-severity security vulnerability, tracked as CVE-2025-20265 (CVSS score of 10.0), in Secure Firewall Management Center (FMC) Software. The vulnerability affects the RADIUS subsystem implementation of Cisco Secure Firewall Management Center (FMC) Software. An […]
Cisco disclosed CRM data breach via vishing attack; basic user info was exposed, but no sensitive data or systems were compromised Cisco has confirmed a data breach involving a third-party CRM system, exposing basic profile details (e.g. names, emails, and phone numbers) of users who registered on Cisco.com. The breach was discovered on July 24 […]
Cisco warns of active exploits targeting Identity Services Engine (ISE) and ISE-PIC flaws, first observed in July 2025. Cisco confirmed attempted exploitation in the wild of recently disclosed ISE and ISE-PIC flaws (CVE-2025-20281, CVE-2025-20282, CVE-2025-20337), updating its advisory after detecting attacks in July 2025. “Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE […]
Digital communications technology giant Cisco addressed a static SSH credentials vulnerability in its Unified Communications Manager (Unified CM). A flaw, tracked as CVE-2025-20309 (CVSS score of 10), in Cisco Unified Communications Manager and its Session Management Edition lets remote attackers log in using hardcoded root credentials set during development. Cisco Unified Communications Manager (CUCM) is a call […]
Cisco released patches to address two critical vulnerabilities in ISE and ISE-PIC that could let remote attackers execute to code as root. Cisco addressed two critical vulnerabilities, tracked as CVE-2025-20281 and CVE-2025-20282, in Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) that could allow remote, unauthenticated attackers to execute arbitrary code with root […]
Technical details about a critical Cisco IOS XE WLC flaw (CVE-2025-20188) are now public, raising the risk of a working exploit emerging soon. Details of a critical vulnerability, tracked as CVE-2025-20188, impacting Cisco IOS XE WLC are now public, raising the risk of exploitation. In early May, Cisco released software updates to address the vulnerability CVE-2025-20188 […]