CVE-2026-58298: Microsoft Edge (Chromium-based) Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Other sources
Microsoft Edge (Chromium-based) Spoofing Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 150.0.4078.48
Event History
Frequently Asked Questions
What is the severity of CVE-2026-58298?
The severity of CVE-2026-58298 is high, rated at 8.2.
How do I fix CVE-2026-58298?
To fix CVE-2026-58298, update Microsoft Edge (Chromium-based) to the latest version as provided by Microsoft.
What type of vulnerability is CVE-2026-58298?
CVE-2026-58298 is identified as a spoofing vulnerability due to improper input neutralization in web page generation.
Who is affected by CVE-2026-58298?
Users of Microsoft Edge (Chromium-based) are affected by CVE-2026-58298.
What can an attacker achieve with CVE-2026-58298?
An attacker can leverage CVE-2026-58298 to perform spoofing attacks over a network.