Type confusion CVE-2026-78956 in V8 (Chrome <152.0.7977.65) - RCE
CVE-2026-78956 Published on August 25, 2026

Type confusion in V8 in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Low)

NVD

Vulnerability Analysis

CVE-2026-78956 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-2026-78956 has been classified to as an Object Type Confusion vulnerability or weakness.


Products Associated with CVE-2026-78956

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Google Chrome
 

Affected Versions

Google Chrome: