CVE-2025-66478

• Threat Brief: Exploitation of PAN-OS Captive Portal Zero-Day for Unauthenticated Remote Code Execution

  Threat Brief: Exploitation of PAN-OS Captive Portal Zero-Day for Unauthenticated Remote Code Execution Unit 42 details CVE-2026-0300, a buffer overflow vulnerability in the PAN-OS User-ID Authentication Portal. Read now for details. The post Threat Brief: Exploitation of PAN-OS

• Copy Fail: What You Need to Know About the Most Severe Linux Threat in Years

  Copy Fail: What You Need to Know About the Most Severe Linux Threat in Years Copy Fail (CVE-2026-31431) is a critical Linux kernel LPE that allows stealthy root access. This flaw impacts millions of systems. Read our analysis. The post Copy Fail: What You Need to Know About the

• A Deep Dive Into Attempted Exploitation of CVE-2023-33538

  A Deep Dive Into Attempted Exploitation of CVE-2023-33538 CVE-2023-33538 allows for command injection in TP-Link routers. We discuss exploitation attempts with payloads characteristic of Mirai botnet malware. The post A Deep Dive Into Attempted Exploitation of CVE-2023-33538 app

• Threat Brief: Active Exploitation of PAN-OS CVE-2026-0257

  Threat Brief: Active Exploitation of PAN-OS CVE-2026-0257 We include indicators of activity and mitigations for PAN-OS vulnerability CVE-2026-0257. The post Threat Brief: Active Exploitation of PAN-OS CVE-2026-0257 appeared first on Unit 42 . Threat Brief: Active Exploitation o

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