CVE-2026-66310

HIGH CVSS 3.1: 7.7 EPSS 0.40%
Updated Aug 05, 2026
Microsoft
Parameter Value
CVSS 7.7 (HIGH)
Affected Versions 1.0.0 — 151.0.4129.59
Fixed In 151.0.4129.59
Type CWE-73 (External Control of File Name or Path)
Vendor Microsoft
Public PoC No

External control of file name or path in Microsoft Edge for Android allows an unauthorized attacker to disclose information locally.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Microsoft Edge
cpe:2.3:a:microsoft:edge:*:*:*:*:*:android:*:*
1.0.0 151.0.4129.59