VULNERABILITY REMEDIATIONCVE remediation guides
Move from asset identification to supported remediation and post-change verification while keeping source evidence visible.
These defensive guides do not provide exploit reproduction or bypass instructions. 01Confirm exposure first
Match the product, version, installation path, and external exposure before treating a score as an action order.
02Prefer supported fixes
Use vendor advisories and supported update paths. An unverified fixed-version field stays visibly unresolved.
03Verify and retain rollback
Confirm version state, service health, access paths, logs, and rollback readiness after the change.
18,947 guide candidatesPage 1154 of 1579
Review reviewHighFixed-version data
CVE-2026-20858Microsoft Windows 10 Version 1809, Windows 10 Version 21H2, Windows 10 Version 22H2
- Affected
- >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20857Microsoft Windows 10 Version 1809, Windows 10 Version 21H2, Windows 10 Version 22H2
- Affected
- >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20856Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 6.2.9200.0 < 6.2.9200.25868, >= 6.3.9600.0 < 6.3.9600.22968, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230, r2
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20854Microsoft Windows 11 Version 24H2, Windows 11 Version 25H2, Windows Server 2025
- Affected
- >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.26100.7623, 10.0.26200.7623, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20853Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623
Review reviewHighFixed-version data
CVE-2026-20852Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20849Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 6.1.7601.0 < 6.1.7601.28117, >= 6.0.6003.0 < 6.0.6003.23717, >= 6.2.9200.0 < 6.2.9200.25868, >= 6.3.9600.0 < 6.3.9600.22968, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20848Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 6.2.9200.0 < 6.2.9200.25868, >= 6.3.9600.0 < 6.3.9600.22968, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230, r2
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092
Review reviewHighFixed-version data
CVE-2026-20844Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20843Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 6.1.7601.0 < 6.1.7601.28117, >= 6.0.6003.0 < 6.0.6003.23717, >= 6.2.9200.0 < 6.2.9200.25868, >= 6.3.9600.0 < 6.3.9600.22968, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20842Microsoft Windows 10 Version 21H2, Windows 10 Version 22H2, Windows 11 version 23H2
- Affected
- >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230
Review reviewHighFixed-version data
CVE-2026-20840Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
- Affected
- >= 10.0.14393.0 < 10.0.14393.8783, >= 10.0.17763.0 < 10.0.17763.8276, >= 10.0.19044.0 < 10.0.19044.6809, >= 10.0.19045.0 < 10.0.19045.6809, >= 10.0.22631.0 < 10.0.22631.6491, >= 10.0.26100.0 < 10.0.26100.7623, >= 10.0.26200.0 < 10.0.26200.7623, >= 6.1.7601.0 < 6.1.7601.28117, >= 6.0.6003.0 < 6.0.6003.23717, >= 6.2.9200.0 < 6.2.9200.25868, >= 6.3.9600.0 < 6.3.9600.22968, >= 10.0.20348.0 < 10.0.20348.4648, >= 10.0.25398.0 < 10.0.25398.2092, >= 10.0.26100.0 < 10.0.26100.32230
- Fixed
- 10.0.14393.8783, 10.0.17763.8276, 10.0.19044.6809, 10.0.19045.6809, 10.0.22631.6491, 10.0.26100.7623, 10.0.26200.7623, 10.0.20348.4648, 10.0.25398.2092, 10.0.26100.32230