CVE-2026-26030

Microsoft Semantic Kernel InMemoryVectorStore filter functionality vulnerable to remote code execution

CVSS 10 CRITICALEPSS 2.9%CWE-94

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.

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

Produtos afetados

microsoft · semantic-kernel

PoCs públicas encontradas — 1

githubgithub.com/InertFluid/sk-cve-2026-26030-lab★ 1

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Referências

https://github.com/microsoft/semantic-kernel/pull/13505 https://github.com/microsoft/semantic-kernel/releases/tag/python-1.39.4 https://github.com/microsoft/semantic-kernel/security/advisories/GHSA-xjw9-4gw8-4rqx