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CVE-2026-4457

HIGH CVSS 3.1: 8.8 EPSS 0.03%
Updated Mar 20, 2026
Microsoft
Parameter Value
CVSS 8.8 (HIGH)
Affected Versions before 146.0.7680.153
Fixed In 146.0.7680.153
Type CWE-843 (Type Confusion)
Vendor Microsoft
Public PoC No

Type Confusion in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 4

Configuration From (including) Up to (excluding)
Google Chrome
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
146.0.7680.153
Apple Macos
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
Linux Linux_Kernel
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
Microsoft Windows
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*