Type Confusion Vulnerability in Microsoft Edge by Microsoft
CVE-2025-49713

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Edge (chromium-based)
Vendor
CVE Published:
2 July 2025

What is CVE-2025-49713?

A type confusion vulnerability in Microsoft Edge (Chromium-based) could enable an unauthorized attacker to execute arbitrary code over a network. This occurs when the browser improperly accesses resources using incompatible types, potentially leading to severe security implications. Users are urged to apply available updates to protect against this risk.

Affected Version(s)

Microsoft Edge (Chromium-based) Unknown 1.0.0.0 < 138.0.3351.65

References

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

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-49713 : Type Confusion Vulnerability in Microsoft Edge by Microsoft