Security Feature Bypass in Microsoft Edge by Microsoft
CVE-2025-53791

4.7MEDIUM

Key Information:

Vendor

Microsoft
Status
Microsoft Edge (chromium-based)
Vendor
CVE Published:
5 September 2025

What is CVE-2025-53791?

A security feature bypass vulnerability in Microsoft Edge (Chromium-based) enables unauthorized attackers to circumvent established security measures, potentially leading to unauthorized access over network connections. This flaw necessitates immediate attention to prevent exploitation that could compromise sensitive information and user privacy.

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Deploy the Patch

Affected Version(s)

Microsoft Edge (Chromium-based) Unknown 1.0.0.0 < 140.0.3485.54

References

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

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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