Microsoft Edge Security Feature Bypass Vulnerability

Publication date: 2026-05-18

Last updated on: 2026-05-19

Assigner: Microsoft Corporation

Description

Improper input validation in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-05-18

Last Modified

2026-05-19

Generated

2026-06-30

AI Q&A

2026-05-19

EPSS Evaluated

2026-06-28

NVD

CVE-2026-45492

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	edge_chromium	to 148.0.3967.70 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This vulnerability involves improper input validation in Microsoft Edge (Chromium-based). It allows an unauthorized attacker to bypass a security feature over a network.

Impact Analysis

An attacker exploiting this vulnerability could bypass security features remotely, potentially leading to limited confidentiality and integrity impacts on your system or data.

Compliance Impact

The provided information does not specify how this vulnerability affects compliance with common standards and regulations such as GDPR or HIPAA.

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