State-Sponsored UAT-4356 Deploys FIRESTARTER Backdoor on Cisco Firepower Devices via Chained N-Day Vulnerabilities
Cisco Talos has uncovered an active espionage campaign by state-sponsored group UAT-4356, which chains two Cisco Firepower FXOS vulnerabilities (CVE-2025-20333 and CVE-2025-20362) to deploy the FIRESTARTER backdoor —...
CISA Adds Two Actively Exploited SimpleHelp Vulnerabilities to KEV Catalog — May 8 Patch Deadline
CISA has added two chained vulnerabilities in SimpleHelp remote support software — CVE-2024-57726 (missing authorization) and CVE-2024-57728 (path traversal) — to its KEV catalog after confirming active exploitation....
ADT Confirms Data Breach: ShinyHunters Claims 10 Million Records Stolen via Vishing Attack
Home security giant ADT Inc. has confirmed a data breach following a ShinyHunters claim of stealing over 10 million records. The group used a vishing attack to compromise...
PhantomRPC: Unpatched Windows RPC Flaw Enables SYSTEM-Level Privilege Escalation on All Windows Versions
Kaspersky researchers have revealed PhantomRPC, an unpatched architectural flaw in the Windows RPC runtime that allows local privilege escalation to SYSTEM level via five distinct attack paths. Microsoft...
Kali Linux 2026.1 Released: Eight New Hacking Tools, Kernel 6.18, and Enhanced Mobile Pentesting
Kali Linux 2026.1 has been released with eight new hacking tools including AdaptixC2, Atomic-Operator, and MetasploitMCP, alongside the Linux 6.18 kernel, enhanced Samsung S10 wireless support, and Claude...
Microsoft Confirms Windows Server 2025 Domain Controllers Enter Reboot Loops After April 2026 Patch
Microsoft has confirmed that the April 2026 cumulative update KB5082063 causes Windows Server 2025 domain controllers to enter reboot loops, with some systems also failing to install the...
Microsoft’s April 2026 Update Adds New RDP Security Warnings to Protect Against Phishing via .rdp Files
Microsoft's April 2026 Patch Tuesday introduces new multi-layer warning dialogs in Windows Remote Desktop Connection, designed to protect users from phishing attacks that weaponize .rdp files — a...
Microsoft Patch Tuesday April 2026: 168 Vulnerabilities Fixed Including Actively Exploited SharePoint Zero-Day
Microsoft's April 2026 Patch Tuesday fixes a record 168 vulnerabilities, including an actively exploited SharePoint zero-day (CVE-2026-32201) and a publicly disclosed Microsoft Defender privilege escalation flaw. Security teams...