Microsoft’s Security Update Guide lists CVE-2026-20843 as an elevation‑of‑privilege vulnerability in the Windows Routing and Remote Access Service (RRAS), but public technical details remain sparse and defenders should treat affected hosts as high‑priority for inventory, patching, and...
Title: CVE-2026-20843 — Windows RRAS Elevation-of-Privilege: Technical review, evidence-of-existence, and operational guidance
Summary
What this is: CVE-2026-20843 is a Microsoft-tracked vulnerability affecting the Windows Routing and Remote Access Service (RRAS / RemoteAccess). Public vendor...