Incorrect authorization in Microsoft Edge - CVE-2026-62904
Published: August 31, 2026
Vulnerability identifier: #VU146307
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-62904
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to incorrect authorization in Microsoft Edge (Chromium-based) when handling autofill activation on an attacker-controlled webpage. A remote attacker can cause the user to visit a crafted webpage and perform two tap gestures to disclose sensitive information.
User interaction is required to visit the attacker-controlled webpage and trigger autofill with two tap gestures.
Affected software
Microsoft Edge
How to mitigate CVE-2026-62904
Install security update from vendor's website.
Microsoft Edge - update to 152.0.4191.53