CVE-2026-47291 — HTTP.sys Remote Code Execution Vulnerability

Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.

Published: 2026-06-09 · CVSS: 9.8 · CVSS 3.1

Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7