siem-hunting

About this tag
The siem-hunting tag on WindowsForum.com covers security monitoring and threat detection topics relevant to Security Information and Event Management (SIEM) practices. Content includes analysis of vulnerabilities like CVE-2025-54903, a use-after-free flaw in Microsoft Excel that enables local remote code execution via malicious spreadsheets. Discussions emphasize the importance of patching such vulnerabilities for both home users and enterprise IT teams, aligning with SIEM hunting workflows that prioritize identifying and responding to exploitation attempts. The tag focuses on actionable intelligence for security professionals using SIEM tools to detect and mitigate threats in Windows environments.
  1. CVE-2025-54903: Excel Use-After-Free Local RCE — Patch Now

    Microsoft has published an advisory for CVE-2025-54903, a use‑after‑free vulnerability in Microsoft Excel that can lead to local code execution when a victim opens a specially crafted spreadsheet — a document‑based remote code execution (RCE) risk that should be treated as high priority for both...