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CVE-2026-21537

nvd nist
Published: Feb 10, 2026Modified: Feb 11, 2026

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8.8
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: secure@microsoft.com

Description

Improper control of generation of code ('code injection') in Microsoft Defender for Linux allows an unauthorized attacker to execute code over an adjacent network.

Affected (1)

Microsoft
1 product
Defender For Endpoint
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Defender For Endpoint
All versions

Related CWEs

CWE-94
Improper Control of Generation of Code ('Code Injection')
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

References (1)

Source: secure@microsoft.com
Vendor Advisory

Timeline

No history available yet.