CVE-2026-56646 MEDIUM

CVE-2026-56646: Microsoft Edge (Chromium-based) Spoofing Vulnerability

Vendor Microsoft
Product Microsoft Edge (Chromium-based)
Weakness CWE-200 · Info exposure
Published July 3, 2026
Last update July 3, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

What the vulnerability does

01Description

Exposure of sensitive information to an unauthorized actor in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

Key dates

02Disclosure timeline

July 3, 2026 CVE published
July 3, 2026 Record updated