http sys

Microsoft’s security telemetry and vendor advisories have confirmed a high‑impact vulnerability in the Windows kernel HTTP protocol stack: an elevation‑of‑privilege issue affecting the HTTP.sys driver. Administrators should treat this as an urgent remediation item for any hosts that bind...

Microsoft’s security registry now lists CVE-2026-20929 as an Elevation of Privilege vulnerability in the Windows HTTP Protocol Stack (HTTP.sys), and the vendor’s published entry — together with the Security Response Center’s internal “confidence / exploitability” signals — should change how...

Microsoft’s Security Update Guide has recorded CVE-2026-20929 as an elevated-risk elevation-of-privilege vulnerability in the Windows HTTP.sys component, and the vendor’s public entry confirms the issue exists while providing only limited technical detail at the time of publication. Background /...