Microsoft Defender Elevation of Privilege Vulnerability (Microsoft Microsoft Defender Antimalware Platform)

CVE-2026-33825
HIGH 7.8CISA KEV ↗Exploited per ENISA since 2026-04-22

At a glance

Source
NVD
EPSS
EPSS 6.75 % · percentile 94 ()
State
PUBLISHED
Published
Updated
Assigner
microsoft
NVD status
Analyzed

Description

Insufficient granularity of access control in Microsoft Defender allows an authorized attacker to elevate privileges locally.

Weaknesses (CWE)

  • CWE-1220 — Insufficient Granularity of Access Control

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Cmicrosoft
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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 · Microsoft Defender Antimalware Platformaffected 4.0.0.0 < 4.18.26030.3011

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
CISA Known Exploited VulnerabilitiesCC0 1.0
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