Cisco Catalyst SD-WAN Zero-Day (CVE-2026-20245) Exploited for Root Access: A Deep Dive into High-Stakes Network Compromise
Mandiant uncovers a Cisco Catalyst SD-WAN zero-day (CVE-2026-20245) exploited for root access months before disclosure.
privilege-escalation
Critical Alert: Three Microsoft Defender Zero-Days Under Active Exploitation, Two Remain Unpatched
Huntress warns of three Microsoft Defender zero-days (BlueHammer, RedSun, UnDefend) actively exploited for privilege escalation; two unpatched.
GPUBreach: Unprecedented CPU Privilege Escalation via GDDR6 Bit-Flips
GPUBreach reveals critical RowHammer vulnerabilities in GDDR6, enabling full CPU privilege escalation and host control.
Microsoft Discloses Critical Windows Admin Center Privilege Escalation (CVE-2026-26119): A Post-Patch Analysis
Microsoft reveals CVE-2026-26119, a critical privilege escalation flaw in Windows Admin Center. Patch now to WAC 2511.
CVE-2026-26119: Critical Windows Admin Center Flaw Exposes Enterprise to Privilege Escalation
Critical Windows Admin Center flaw (CVE-2026-26119) allows privilege escalation, exposing enterprises. Learn mitigation strategies now.