CVE-2025-13229CWE-843

Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page

High · published November 17, 2025

CVSS v3.1
8.8
EPSS
0%
Percentile
16.5
In the wild
Unconfirmed
What it is

🚨 A crafty type confusion vulnerability in V8 means a dangerous HTML page could lead to heap corruption! 🔥 Think of it like a waiter getting your order wrong but instead of just a meal, they mix up the entire recipe! If the wrong ingredients are thrown in the mix, chaos ensues in the kitchen, just like what can happen in your browser with this vulnerability. An attacker could exploit this flaw to execute arbitrary code, potentially taking control of your system or accessing sensitive data. It's a serious situation that could leave your digital life in disarray and could even allow attackers to perform actions as if they were you!

Put simply

Think of it like a waiter getting your order wrong but instead of just a meal, they mix up the entire recipe! If the wrong ingredients are thrown in the mix, chaos ensues in the kitchen, just like what can happen in your browser with this vulnerability. This type confusion vulnerability in the V8 engine allows remote attackers to exploit heap corruption by delivering a specially crafted HTML page, fundamentally mismanaging memory allocation and usage.

What to do

An attacker could exploit this flaw to execute arbitrary code, potentially taking control of your system or accessing sensitive data. It's a serious situation that could leave your digital life in disarray and could even allow attackers to perform actions as if they were you! Update Google Chrome to version 142.0.7444.59 or later immediately to close this vulnerability. Encourage your users to do the same, and consider implementing additional security measures like web filtering to guard against malicious pages. You've got this! Keep your systems updated and secure, and you’ll stay one step ahead of these sneaky vulnerabilities! 🛡️

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00257 · 16.5th percentile
Weakness
CWE-843 · Access of Resource Using Incompatible Type ('Type Confusion')
Published
2025-11-17T23:19Z
EPSS history
Timeline
  • 17 NOV 23:19Z
    Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page
    cvelistv5