CVE-2026-58298

HIGH

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Title source: cna
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Microsoft Edge (Chromium-based) Spoofing Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58298

Scores

CVSS v3 7.2
EPSS 0.0028
EPSS Percentile 19.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
microsoft/edge_chromium < 150.0.4078.48
Microsoft/Microsoft Edge (Chromium-based) 1.0.0.0 - 150.0.4078.48
Published Jul 03, 2026
Tracked Since Jul 04, 2026