CVEvulnerability
CVE-2026-26030
9.9 CRITICAL
Official page ↗
- Status
- Analyzed
- Published
- 2026-02-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.9 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-94
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 configurations
• microsoft semantic kernel (< 1.39.4)
Related
Weakness · CWE (1)
- CWE-94 Improper Control of Generation of Code weakness
References
- https://github.com/microsoft/semantic-kernel/pull/13505 Issue Tracking, Patch
- https://github.com/microsoft/semantic-kernel/releases/tag/python-1.39.4 Release Notes
- https://github.com/microsoft/semantic-kernel/security/advisories/GHSA-xjw9-4gw8-4rqx Patch, Vendor Advisory