Type Confusion Vulnerability in Google Chrome Browser
CVE-2026-121218

8.8HIGH

Key Information:

Vendor

Google
Status
Chrome
Vendor
CVE Published:
3 November 2026

What is CVE-2026-121218?

A type confusion vulnerability in the V8 engine of Google Chrome allows remote attackers to execute arbitrary code within the browser's sandbox. By crafting a malicious HTML page, an attacker can exploit this flaw, potentially leading to significant security breaches. This issue affects installations of Google Chrome before version 157.0.8103.38, necessitating prompt updates for users to protect themselves from possible attacks.

Affected Version(s)

Chrome 157.0.8103.38

References

https://chromereleases.googleblog.com/2026/11/stable-chan...
https://issues.chromium.org/issues/568010379

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.