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High 8.1Known exploited (CISA KEV)Published May 10, 2022
CVE-2022-26925Windows LSA Spoofing Vulnerability
Updated under an hour ago ()
Does this affect you?
It affects Microsoft Windows 10 Version 1809 and 23 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jul 1, 2022; federal agencies had to remediate by Jul 22, 2022. Treat that date as your deadline.
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Windows LSA Spoofing Vulnerability
- CVSS
- 8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- Weakness (CWE)
- CWE-306
- Known exploited
- Added to CISA KEV Jul 1, 2022; federal remediation due Jul 22, 2022Apply remediation actions outlined in CISA guidance [https://www.cisa.gov/guidance-applying-june-microsoft-patch].
- EPSS (exploitation in the next 30 days)
- 10.48% (percentile 96)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microsoft Windows 10 Version 1809 microsoft:windows_10_1809 | from 10.0.17763.0 before 10.0.17763.2928 | CNA record |
Microsoft Windows Server 2019 microsoft:windows_server_2019 (from the name) | from 10.0.17763.0 before 10.0.17763.2928 | CNA record |
Microsoft Windows 10 Version 1909 microsoft:windows_10_1909 | from 10.0.0 before 10.0.18363.2274 | CNA record |
Microsoft Windows 10 Version 21H1 microsoft:windows_10_21h1 | from 10.0.0 before 10.0.19043.1706 | CNA record |
Microsoft Windows Server 2022 microsoft:windows_server_2022 (from the name) | from 10.0.20348.0 before 10.0.20348.707 | CNA record |
Microsoft Windows 10 Version 20H2 microsoft:windows_10_20h2 | from 10.0.0 before 10.0.19042.1706 | CNA record |
Microsoft Windows Server version 20H2 microsoft:windows_server_version_20h2 (from the name) | from 10.0.0 before 10.0.19042.1706 | CNA record |
Microsoft Windows 11 version 21H2 microsoft:windows_11_21h2 | from 10.0.0 before 10.0.22000.675 | CNA record |
Microsoft Windows 10 Version 21H2 microsoft:windows_10_21h2 | from 10.0.19043.0 before 10.0.19043.1706 | CNA record |
Microsoft Windows 10 Version 1507 microsoft:windows_10_1507 | from 10.0.10240.0 before 10.0.10240.19297 | CNA record |
Microsoft Windows 10 Version 1607 microsoft:windows_10_1607 | from 10.0.14393.0 before 10.0.14393.5125 | CNA record |
Microsoft Windows Server 2016 microsoft:windows_server_2016 (from the name) | from 10.0.14393.0 before 10.0.14393.5125 | CNA record |
Microsoft Windows 7 microsoft:windows_7 (from the name) | from 6.1.0 before 6.1.7601.25954 | CNA record |
Microsoft Windows 7 Service Pack 1 microsoft:windows_7_service_pack_1 (from the name) | from 6.1.0 before 6.1.7601.25954 | CNA record |
Microsoft Windows 8.1 microsoft:windows_8.1 (from the name) | from 6.3.0 before 6.3.9600.20371 | CNA record |
Microsoft Windows Server 2008 Service Pack 2 microsoft:windows_server_2008_service_pack_2 (from the name) | from 6.0.6003.0 before 6.0.6003.21481 | CNA record |
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) microsoft:windows_server_2008_service_pack_2_server_core_installation (from the name) | from 6.0.6003.0 before 6.0.6003.21481 | CNA record |
Microsoft Windows Server 2008 R2 Service Pack 1 microsoft:windows_server_2008_r2_service_pack_1 (from the name) | from 6.1.7601.0 before 6.1.7601.25954 | CNA record |
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) microsoft:windows_server_2008_r2_service_pack_1_server_core_installation (from the name) | from 6.1.7601.0 before 6.1.7601.25954 | CNA record |
Microsoft Windows Server 2012 microsoft:windows_server_2012 (from the name) | from 6.2.9200.0 before 6.2.9200.23714 | CNA record |
Microsoft Windows Server 2012 R2 microsoft:windows_server_2012_r2 (from the name) | from 6.3.9600.0 before 6.3.9600.20371 | CNA record |
microsoft windows_10_1507 microsoft:windows_10_1507 | before 10.0.10240.19297 | NVD |
microsoft windows_10_1607 microsoft:windows_10_1607 | before 10.0.14393.5125 | NVD |
microsoft windows_10_1809 microsoft:windows_10_1809 | before 10.0.17763.2928 | NVD |
microsoft windows_10_1909 microsoft:windows_10_1909 | before 10.0.18363.2274 | NVD |
microsoft windows_10_20h2 microsoft:windows_10_20h2 | before 10.0.19042.1706 | NVD |
microsoft windows_10_21h1 microsoft:windows_10_21h1 | before 10.0.19043.1706 | NVD |
microsoft windows_10_21h2 microsoft:windows_10_21h2 | before 10.0.19044.1706 | NVD |
microsoft windows_11_21h2 microsoft:windows_11_21h2 | before 10.0.22000.675 | NVD |
microsoft windows_7 microsoft:windows_7 | all versions | NVD |
microsoft windows_8.1 microsoft:windows_8.1 | all versions | NVD |
microsoft windows_rt_8.1 microsoft:windows_rt_8.1 | all versions | NVD |
microsoft windows_server_2008 microsoft:windows_server_2008 | all versions; r2 | NVD |
microsoft windows_server_2012 microsoft:windows_server_2012 | all versions; r2 | NVD |
microsoft windows_server_2016 microsoft:windows_server_2016 | before 10.0.14393.5125 | NVD |
microsoft windows_server_2019 microsoft:windows_server_2019 | before 10.0.17763.2928 | NVD |
microsoft windows_server_2022 microsoft:windows_server_2022 | before 10.0.20348.707 | NVD |
microsoft windows_server_20h2 microsoft:windows_server_20h2 | before 10.0.19042.1706 | NVD |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26925vendor-advisory, patch
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-26925patch, vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26925us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.