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CVE-2026-26030

nvd nist
Published: Feb 19, 2026Modified: Jun 17, 2026

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9.9
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Exploitability: 3.1 / Impact: 6.0
Source: security-advisories@github.com (Secondary)

Description

Semantic Kernel, Microsoft's semantic kernel Python SDK, has a remote code execution vulnerability in versions prior to 1.39.4, specifically within the `InMemoryVectorStore` filter functionality. The problem has been fixed in version `python-1.39.4`. Users should upgrade this version or higher. As a workaround, avoid using `InMemoryVectorStore` for production scenarios.

Affected (1)

Microsoft
1 product
Semantic Kernel
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Semantic Kernel
Before 1.39.4

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 (3)

Source: security-advisories@github.com
Issue TrackingPatch
Source: security-advisories@github.com
Release Notes
Source: security-advisories@github.com
PatchVendor Advisory

Timeline

No history available yet.