Review reviewHigh

CVE-2026-49179

Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2

Improper neutralization of special elements used in a command ('command injection') in Windows Active Directory allows an unauthorized attacker to execute code over a network.

CVSS
8.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2026.08.12
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 8.8

Vulnerability overview

Improper neutralization of special elements used in a command ('command injection') in Windows Active Directory allows an unauthorized attacker to execute code over a network.

Affected product and versions

Product
Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2
Affected versions
>= 10.0.14393.0 < 10.0.14393.9418, >= 10.0.17763.0 < 10.0.17763.9121, >= 10.0.19044.0 < 10.0.19044.7663, >= 10.0.19045.0 < 10.0.19045.7663, >= 10.0.22631.0 < 10.0.22631.7517, >= 10.0.26100.0 < 10.0.26100.9168, >= 10.0.26200.0 < 10.0.26200.9168, >= 10.0.28000.0 < 10.0.28000.2704, >= 6.2.9200.0 < 6.2.9200.26280, >= 6.3.9600.0 < 6.3.9600.23338, >= 10.0.20348.0 < 10.0.20348.5499, >= 10.0.26100.0 < 10.0.26100.33296, < 10.0.17763.9115, < 10.0.26100.9106, < 10.0.26200.9106
Fixed versions
10.0.14393.9418, 10.0.17763.9115, 10.0.19044.7663, 10.0.19045.7663, 10.0.22631.7517, 10.0.26100.9106, 10.0.26200.9106, 10.0.28000.2704, 10.0.20348.5440, 10.0.26100.33222

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Microsoft Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
CWE-77