Input validation error in Microsoft Edge - CVE-2026-57985
Published: July 15, 2026
Vulnerability identifier: #VU137812
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-57985
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Edge
Microsoft Edge
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to improper input validation in Microsoft Edge (Chromium-based) when rendering attacker-controlled web content. A remote attacker can host a specially crafted website and convince a user to visit it to execute arbitrary code.
User interaction is required, and exploitation may involve the user visiting an attacker-controlled webpage and performing gestures that activate autofill.
How to mitigate CVE-2026-57985
Install security update from vendor's website.