CVE-2026-72984

Analyzed Analyzed - Analysis Complete

Type Confusion in Microsoft Edge (Chromium-based)

Publication date: 2026-08-28

Last updated on: 2026-09-11

Assigner: Microsoft Corporation

Description

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-08-28

Last Modified

2026-09-11

Generated

2026-09-18

AI Q&A

2026-08-29

EPSS Evaluated

2026-09-15

NVD

CVE-2026-72984

EUVD

EUVD-2026-67852

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	edge_chromium	to 152.0.4191.53 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-843	The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

Attack-Flow Graph

Executive Summary

This is a type confusion vulnerability in Microsoft Edge (Chromium-based) where an attacker can exploit mismatched data types to execute arbitrary code remotely over a network without authentication.

Detection Guidance

This vulnerability is specific to Microsoft Edge (Chromium-based) and requires patching rather than direct detection via commands. Monitor Microsoft's security updates and apply the latest patches to address the type confusion issue. Check installed Edge version against the patched release.

Impact Analysis

An attacker could exploit this to run malicious code on your system, potentially stealing data, installing malware, or taking control of your device through Microsoft Edge.

Compliance Impact

This vulnerability allows unauthorized remote code execution, which could lead to unauthorized access to sensitive data. This may violate GDPR's data protection requirements and HIPAA's safeguards for protected health information if exploited.

Mitigation Strategies

Apply the latest security updates from Microsoft for Microsoft Edge (Chromium-based) to address the type confusion vulnerability. Monitor Microsoft's update guide for patches and ensure automatic updates are enabled.

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