Windows Shell Remote Code Execution Vulnerability (Microsoft Windows 10 Version 21H2)

CVE-2025-27729
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.82 % · percentile 57 ()
State
PUBLISHED
Published
Updated
Assigner
microsoft
NVD status
Analyzed

Description

Use after free in Windows Shell allows an unauthorized attacker to execute code locally.

Weaknesses (CWE)

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Cmicrosoft
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HNVD · secure@microsoft.com (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Microsoft · Windows 10 Version 21H2affected 10.0.19044.0 < 10.0.19044.5737
Microsoft · Windows 10 Version 22H2affected 10.0.19045.0 < 10.0.19045.5737
Microsoft · Windows 11 version 22H2affected 10.0.22621.0 < 10.0.22621.5189
Microsoft · Windows 11 version 22H3affected 10.0.22631.0 < 10.0.22631.5189
Microsoft · Windows 11 Version 23H2affected 10.0.22631.0 < 10.0.22631.5189
Microsoft · Windows 11 Version 24H2affected 10.0.26100.0 < 10.0.26100.3775
Microsoft · Windows Server 2025affected 10.0.26100.0 < 10.0.26100.3775
Microsoft · Windows Server 2025 (Server Core installation)affected 10.0.26100.0 < 10.0.26100.3775

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD