Windows 11’s strongest security defenses can be bypassed without a screwdriver
Researchers found a script-only attack, 'Download More RAM', that rewrites DIMM configuration chips to bypass Windows 11 VBS and HVCI security boundaries.
55
CVE-2026-23670
- CVSS 3.1
- 5.7 medium
- EPSS
- <1%p19
- Published
- ·
- Modified
Description · NVD
Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.
- Vendors
- microsoft
- Products
- windows 10 1607, windows 10 1809, windows 10 21h2, windows 10 22h2, windows 11 23h2, windows 11 24h2, windows 11 25h2, windows 11 26h1, windows server 2016, windows server 2019, windows server 2022, windows server 2022 23h2
- Weakness
- CWE-822
- Vector
- CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N