Cisco warns of a critical zero-day in Secure Email Gateway, exploited in the wild to gain root access through malicious emails. Cisco disclosed a critical zero-day, tracked as CVE-2026-76461 (CVSS score of 9.8), affecting Secure Email Gateway appliances. The flaw can be exploited remotely without authentication. Attackers can send specially crafted emails containing malicious SQL […]
Three threat groups are exploiting two Cisco FMC flaws to steal credentials, gain root access and deploy Qilin ransomware. Cisco Talos says three separate threat groups are exploiting two recently patched Secure Firewall Management Center (FMC) flaws. The main target is CVE-2026-20079, a critical authentication bypass that lets unauthenticated attackers remotely bypass security controls, run […]
Cisco patched a critical Nexus 9000 vulnerability, CVE-2026-20212, allowing unauthenticated remote root code execution. Cisco has released patches for a critical flaw, tracked as tracked as CVE-2026-20212 (CVSS score of 9.8) in 10 Silicon One-based Nexus 9000 switches. The vulnerability could let an unauthenticated remote attacker execute code with root privileges. Cisco’s Technical Assistance Center […]
Cisco patched nine critical flaws, including six rated CVSS 10.0, found during internal testing. None are known to be exploited. Cisco released another batch of security fixes for its Crosswork platforms and Secure Workload software, part of what it’s calling an ongoing internal security review, and the CVSS scores in this round are unusually severe. […]
Cisco warns that seven ClamAV flaws affect Secure Endpoint Connector products, with two having public PoCs that could enable remote DoS attacks. Cisco warned that seven ClamAV vulnerabilities affect its Secure Endpoint Connector on Windows, macOS and Linux. ClamAV is an open-source antivirus engine widely used to scan files and emails for malware. The company […]
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a Cisco Secure Firewall Management Center (FMC) flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Cisco Secure Firewall Management Center (FMC) flaw, tracked as CVE-2026-20316 (CVSS score of 5.3), to its Known Exploited Vulnerabilities (KEV) catalog. CVE-2026-20316 is a […]
Hackers exploited Cisco Catalyst SD-WAN flaw CVE-2026-20245 as a zero-day months before disclosure, enabling privileged command execution. Google-owned Mandiant reported that an unknown threat actor exploited Cisco Catalyst SD-WAN vulnerability CVE-2026-20245 (CVSS base score of 7.8) as a zero-day at least two months before it was publicly disclosed. The flaw allows an authenticated attacker with […]
Attackers exploit Cisco Unified CM flaw (CVE-2026-20230) allowing unauth HTTP requests to trigger SSRF, write files, and gain root access Cisco Unified Communications Manager has a serious vulnerability, tracked as CVE-2026-20230 (CVSS score of 8.6), that attackers are already exploiting. The flaw, caused by improper validation of certain HTTP requests, allows a remote attacker without […]
Cisco warned that CVE-2026-20262, a Catalyst SD-WAN Manager vulnerability allowing arbitrary file writes, is being actively exploited. Cisco confirmed active exploitation of CVE-2026-20262, an arbitrary file write vulnerability affecting Catalyst SD-WAN Manager. CVE-2026-20262 (CVSS score of 6.5) is an arbitrary file write vulnerability in the web interface of Cisco Catalyst SD-WAN Manager. The flaw is […]
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 […]