What is CVE-2025-26684?

CVE-2025-26684 is a medium-severity vulnerability in Microsoft Defender For Endpoint Linux, classified under External Control of File Name or Path. CVSS score: 6.7/10. Published 2025-05-13.

How severe is CVE-2025-26684?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Microsoft Defender For Endpoint Linux

CVE-2025-26684

External control of file name or path in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.

EPSS: 0.009 (75.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Defender For Endpoint Linux — versions 101.0.0

Weakness classification (CWE)

CWE-73 — External Control of File Name or Path

References

Microsoft Defender Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-26684?: CVE-2025-26684 is a medium-severity vulnerability in Microsoft Defender For Endpoint Linux, classified under External Control of File Name or Path. CVSS score: 6.7/10. Published 2025-05-13.
How severe is CVE-2025-26684?: Medium severity. CVSS v3 base score is 6.7 out of 10.