CVE-2026-58638Medium· 6.0▾ SunlitMissing cryptographic step in Windows Boot Loader allows an authorized attacker to bypass a security feature locally.
▾ Sunlit zone — Low / medium · no exploitation signal
impact 33 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Sep 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.2%
Last analysed / modified upstream
Missing cryptographic step in Windows Boot Loader allows an authorized attacker to bypass a security feature locally.
windows_10_version_1809 >= 10.0.17763.0 < 10.0.17763.9020windows_10_version_21h2 >= 10.0.19044.0 < 10.0.19044.7548windows_10_version_22h2 >= 10.0.19045.0 < 10.0.19045.7548windows_11_version_24h2 >= 10.0.26100.0 < 10.0.26100.8875windows_11_version_25h2 >= 10.0.26200.0 < 10.0.26200.8875windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.2525windows_server_2012 >= 6.2.9200.0 < 6.2.9200.26226windows_server_2012_server_core_installation >= 6.2.9200.0 < 6.2.9200.26226windows_server_2012_r2 >= 6.3.9600.0 < 6.3.9600.23291windows_server_2012_r2_server_core_installation >= 6.3.9600.0 < 6.3.9600.23291windows_server_2016 >= 10.0.14393.0 < 10.0.14393.9339windows_server_2016_server_core_installation >= 10.0.14393.0 < 10.0.14393.9339windows_server_2019 >= 10.0.17763.0 < 10.0.17763.9020windows_server_2019_server_core_installation >= 10.0.17763.0 < 10.0.17763.9020windows_server_2022 >= 10.0.20348.0 < 10.0.20348.5386windows_server_2025 >= 10.0.26100.0 < 10.0.26100.33158windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.33158Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-96912High· 7.8Use after free in Windows Client License Service allows an authorized attacker to elevate privileges locally.
CVE-2026-96913High· 8.8Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-96857Medium· 5.5Files or directories accessible to external parties in Windows Projected File System allows an authorized attacker to disclose information locally.
CVE-2026-96855Medium· 5.5Improper access control in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
CVE-2026-88180High· 7.8Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
CVE-2026-88181High· 7.8Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.