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Vulnerability record · CVE-2024-21315 · published 13 February 2024

CVE-2024-21315: Microsoft defender for endpoint improper input validation vulnerability

Microsoft · Defender For Endpoint

Microsoft Defender for Endpoint Protection Elevation of Privilege Vulnerability

7.8 CVSS 3.1 High EPSS 0.64% · top 51.5% CWE-20 · Improper input validation
7.8CVSS 3.1 base score
0.64%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
10 Aug 2026Last modified by NVD

Description

Microsoft Defender for Endpoint Protection Elevation of Privilege Vulnerability

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21315 PatchVendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21315 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2026-21537Microsoft defender for endpoint code injection vulnerabilityImproper control of generation of code ('code injection') in Microsoft Defender for Linux allows an unauthorized attacker to execute code over an adj…EPSS 0.56%8.1CVE-2024-49057Microsoft defender for endpoint improper input validation vulnerabilityMicrosoft Defender for Endpoint on Android Spoofing VulnerabilityEPSS 1.7%7.8CVE-2025-47161Microsoft defender for endpoint improper access control vulnerabilityImproper access control in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.EPSS 0.80%7.8CVE-2022-35828Microsoft defender for endpoint vulnerabilityMicrosoft Defender for Endpoint for Mac Elevation of Privilege VulnerabilityEPSS 0.53%7.0CVE-2026-56178Microsoft defender for endpoint toctou race condition vulnerabilityTime-of-check time-of-use (toctou) race condition in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.EPSS 0.23%7.0CVE-2026-50658Microsoft defender for endpoint toctou race condition vulnerabilityTime-of-check time-of-use (toctou) race condition in Microsoft Defender allows an authorized attacker to elevate privileges locally.EPSS 0.20%7.0CVE-2026-45647Microsoft defender for endpoint toctou race condition vulnerabilityTime-of-check time-of-use (toctou) race condition in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.EPSS 0.23%6.7CVE-2025-26684Microsoft defender for endpoint vulnerabilityExternal control of file name or path in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.EPSS 0.42%

Source: NIST National Vulnerability Database (record CVE-2024-21315), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.