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.
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Affected Vendors & Products
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History
Fri, 20 Feb 2026 10:15:00 +0000
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Fri, 20 Feb 2026 01:15:00 +0000
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Thu, 19 Feb 2026 16:30:00 +0000
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| 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. | |
| Title | Microsoft Semantic Kernel InMemoryVectorStore filter functionality vulnerable to remote code execution | |
| Weaknesses | CWE-94 | |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-02-19T16:00:55.623Z
Updated: 2026-02-20T04:55:49.082Z
Reserved: 2026-02-09T21:36:29.555Z
Link: CVE-2026-26030
Updated: 2026-02-19T20:57:43.989Z
Status : Awaiting Analysis
Published: 2026-02-19T17:24:50.487
Modified: 2026-02-20T13:49:47.623
Link: CVE-2026-26030
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