Type Confusion Vulnerability in Microsoft Edge by Microsoft
CVE-2026-96187

7.4HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Edge (chromium-based)
Vendor
CVE Published:
29 October 2026

What is CVE-2026-96187?

A type confusion vulnerability has been identified in Microsoft Edge (Chromium-based). This flaw can potentially allow an unauthorized attacker to obtain sensitive information by exploiting incompatible resource access. This situation arises when the browser mismanages data types during processing, leading to information disclosure over a network. Users of Microsoft Edge are encouraged to apply the necessary updates to mitigate potential risks associated with this vulnerability.

Affected Version(s)

Microsoft Edge (Chromium-based) 1.0.0.0 < 155.0.4283.45

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.