Type Confusion in V8 JS Engine of Chrome <148.0.7778.168
CVE-2026-8540 Published on May 14, 2026

Type Confusion in V8 in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

NVD

Vulnerability Analysis

CVE-2026-8540 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Object Type Confusion Vulnerability?

The program allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

CVE-2026-8540 has been classified to as an Object Type Confusion vulnerability or weakness.


Products Associated with CVE-2026-8540

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Google Chrome
 

Affected Versions

Google Chrome: