Spoofing Vulnerability in Microsoft Edge (Chromium-based)
CVE-2026-45488

5.4MEDIUM

Key Information:

Vendor

Microsoft
Status
Microsoft Edge (chromium-based)
Vendor
CVE Published:
3 July 2026

What is CVE-2026-45488?

A vulnerability in Microsoft Edge (Chromium-based) could allow attackers to perform spoofing attacks by misrepresenting critical information in the user interface. This flaw poses a potential risk as it can mislead users regarding the authenticity of information presented, ultimately compromising the integrity of data transferred over the network. It is imperative for users to remain vigilant and keep their browser updated to protect against such security threats.

Affected Version(s)

Microsoft Edge (Chromium-based) 1.0.0.0 < 150.0.4078.48

References

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

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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