Is it exploited? Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of 29 Oct 2026 .
VulnCheck KEV lists it since 3 Apr 2025 . It cites 1 public report, the first from 3 Apr 2025 .
How likely is exploitation in the next 30 days? 3.1% EPSS score, percentile 87.7 of all scored records. A probability estimated by FIRST, not a report of exploitation.
CISA's SSVC assessment in the CVE record lists exploitation as poc .
How severe? 6.6 Medium CVSS v3.1 base score, given by the CNA
Which versions are affected? Affected
from 10.0.17763.0 to before 10.0.17763.5329 from 10.0.0 to before 10.0.17763.5329 from 10.0.17763.0 to before 10.0.17763.5329 from 10.0.17763.0 to before 10.0.17763.5329 from 10.0.20348.0 to before 10.0.20348.2227 from 10.0.0 to before 10.0.22000.2713 and 10 more in the table below
Versions by product
Source: CISA KEV 2026.10.29, as of 29 Oct 2026 ; VulnCheck KEV, as of 30 Oct 2026 ; FIRST EPSS, as of 30 Oct 2026 ; CVE List, as of 30 Oct 2026 . About the data .
Description BitLocker Security Feature Bypass Vulnerability
BitLocker Security Feature Bypass Vulnerability
Source: CVE List, as of 30 Oct 2026 . About the data .
What to do Advisories and patches This summary is based on the CVE record as of 30 Oct 2026 . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions Versions by product, as listed in the CVE record (16 products) Microsoft Windows 10 Version 1809 Status Versions Affected from 10.0.17763.0 to before 10.0.17763.5329
Microsoft Windows 10 Version 1809 Status Versions Affected from 10.0.0 to before 10.0.17763.5329
Microsoft Windows Server 2019 Status Versions Affected from 10.0.17763.0 to before 10.0.17763.5329
Microsoft Windows Server 2019 (Server Core installation) Status Versions Affected from 10.0.17763.0 to before 10.0.17763.5329
Microsoft Windows Server 2022 Status Versions Affected from 10.0.20348.0 to before 10.0.20348.2227
Microsoft Windows 11 version 21H2 Status Versions Affected from 10.0.0 to before 10.0.22000.2713
Microsoft Windows 10 Version 21H2 Status Versions Affected from 10.0.19043.0 to before 10.0.19044.3930
Microsoft Windows 11 version 22H2 Status Versions Affected from 10.0.22621.0 to before 10.0.22621.3007
Microsoft Windows 10 Version 22H2 Status Versions Affected from 10.0.19045.0 to before 10.0.19045.3930
Microsoft Windows 11 version 22H3 Status Versions Affected from 10.0.22631.0 to before 10.0.22631.3007
Microsoft Windows 11 Version 23H2 Status Versions Affected from 10.0.22631.0 to before 10.0.22631.3007
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) Status Versions Affected from 10.0.25398.0 to before 10.0.25398.643
Microsoft Windows 10 Version 1507 Status Versions Affected from 10.0.10240.0 to before 10.0.10240.20402
Microsoft Windows 10 Version 1607 Status Versions Affected from 10.0.14393.0 to before 10.0.14393.6614
Microsoft Windows Server 2016 Status Versions Affected from 10.0.14393.0 to before 10.0.14393.6614
Microsoft Windows Server 2016 (Server Core installation) Status Versions Affected from 10.0.14393.0 to before 10.0.14393.6614
Source: CVE List, as of 30 Oct 2026 . About the data .
Weakness CWE-20 CWE-20 : Improper Input ValidationCWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.
Timeline Date Event 9 Jan 2024 CVE record published 3 May 2025 CVE record last updated
Known exploited Microsoft vulnerabilities CVE-2026-96951 : Microsoft Windows Command Injection Vulnerability (added 13 Oct 2026 ) CVE-2026-65660 : Microsoft SharePoint Code Injection Vulnerability (added 25 Sep 2026 ) CVE-2026-81963 : Microsoft Windows Link Following Vulnerability (added 8 Sep 2026 ) CVE-2026-85880 : Microsoft Windows Heap-Based Buffer Overflow Vulnerability (added 8 Sep 2026 ) CVE-2019-1068 : Microsoft SQL Server Remote Code Execution Vulnerability (added 26 Aug 2026 )