CVE-2026-58278

MEDIUM

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Title source: cna
STIX 2.1

Description

Server-side request forgery (ssrf) 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-2026-58278

Scores

CVSS v3 5.4
EPSS 0.0028
EPSS Percentile 20.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-918
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