Technology ❯ Cybersecurity ❯ Threats
Exploitation Techniques Exploits Denial of Service Zero-Day Exploits Buffer Overflow CVE-2026-20131 Privilege Escalation Use-After-Free Vulnerability Malicious Exploits Code Injection CVE-2025-30023 Keyloggers Vulnerabilities Authentication Bypass CVE-2026-20952 User Privilege Escalation CVE-2025-42944 CVE-2026-0300 CVE-2026-35616 CVE-2026-20160 Cross-Site Scripting CVE-2026-6973 Integer Overflow Heap Buffer Overflow ViewState Deserialization CVE-2025-59287 Active Exploitation CVE-2025-54253 Outlook Exploits Exploitation CVE-2026-23918 RediShell Malicious Git Hooks CVE-2024-28986 Untrusted Data Deserialization CVE-2026-21858 Exploit CVE-2026-47288 CVE-2026-20841 SmarterMail Critical Vulnerabilities Vulnerabilities in Routers Malicious Input API Security Ivanti Sentry CVE-2026-21992 NGINX Vulnerability
A public proof-of-concept and scan reports showing backdoored gateways have pushed CISA to order urgent fixes to stop attackers from using Sentry as a pivot into enterprise systems.