Detections
Analytics

SCA: security update for semantic-kernel (GHSA-xjw9-4gw8-4rqx)

critical Tenable Cloud Security Plugin ID 437898

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2026-26030)

See Also

https://github.com/advisories/GHSA-xjw9-4gw8-4rqx

Plugin Details

Severity: Critical

ID: 437898

Version: Revision 1.7

Type: Local

Family: SCA Checks

Published: 2/20/2026

Updated: 6/15/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: High

Score: 7.7

Percentile: 99.06

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2026-26030

CVSS v3

Risk Factor: Critical

Base Score: 9.9

Temporal Score: 8.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/19/2026

Vulnerability Publication Date: 2/19/2026

Reference Information

CVE: CVE-2026-26030

cwe: CWE-94