Exposed dangerous method or function in Microsoft Semantic Kernel Python SDK - CVE-2026-26030
Published: March 11, 2026 / Updated: April 9, 2026
Vulnerability identifier: #VU123881
CSH Severity: Medium
CVSS v4: 6.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H]
CVE-ID: CVE-2026-26030
CWE-ID: CWE-749
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the exposure of a dangerous function in Microsoft Semantic Kernel Python SDK within the InMemoryVectorStore filter functionality. A remote user can execute arbitrary code on the system.
Affected software
Microsoft Semantic Kernel Python SDK
How to mitigate CVE-2026-26030
Install updates from vendor's website.
Microsoft Semantic Kernel Python SDK - update to 1.39.4