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    CVE-2025-53808: Local Privilege Escalation in Windows Defender Firewall

    Microsoft’s Security Update Guide lists CVE-2025-53808 as an Elevation of Privilege vulnerability in the Windows Defender Firewall Service that stems from an “access of resource using incompatible type” (commonly called type confusion), and the vendor warns that a locally authorized attacker...
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    • cve-2025-53808 defense-in-depth endpoint-security eop incident-response kb-patch local-privilege-escalation memory-safety mpssvc msrc-advisory patch-management patch-rollout threat-hunting type confusion type-confusion update-guide vulnerability-management windows-defender-firewall windows-security
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    • Forum: Security Alerts
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    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...
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    • asr cve-2025-54903 document-security edr-monitoring endpoint-protection enterprise-security excel-security excel-use-after-free local-rce memory-corruption msrc-advisory office-security patch-management phishing-defense protected-view siem-hunting threat-intelligence use-after-free vulnerability-management
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    • Forum: Security Alerts
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    RRAS CVE-2025-50160: Patch, Detect, and Contain Windows VPN Heap Overflow

    A critical heap-based buffer overflow in the Windows Routing and Remote Access Service (RRAS) — tracked as CVE-2025-50160 by Microsoft — allows an attacker who can reach a vulnerable RRAS instance over the network to achieve remote code execution in the context of the service, with the potential...
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    • cve-2025-50160 detection edr firewall heap-overflow hunting-queries incident-response memory-corruption msrc-advisory network-security nvd-cve patch-management remote-code-execution risk-management rras segmentation siem vpn-security vulnerability-management windows-server
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    • Forum: Security Alerts
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