CVE-2026-69438
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Incorrect Type Conversion in Microsoft JScript Allows Remote Code Execution
Vulnerability report for CVE-2026-69438, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-09-08
Last updated on: 2026-09-08
Assigner: Microsoft Corporation
Description
Description
Incorrect conversion between numeric types in Microsoft JScript allows an unauthorized attacker to execute code over a network.
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | jscript | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-681 | When converting from one data type to another, such as long to integer, data can be omitted or translated in a way that produces unexpected values. If the resulting values are used in a sensitive context, then dangerous behaviors may occur. |
