Inappropriate Implementation Vulnerability in Google Chrome DevTools
CVE-2026-3063

8.8HIGH

Key Information:

Vendor

Google
Status
Chrome
Vendor
CVE Published:
23 February 2026

What is CVE-2026-3063?

A significant security vulnerability in Google Chrome's DevTools component prior to version 145.0.7632.116 enables attackers to exploit the system by convincing users to install malicious extensions. This flaw permits the injection of scripts or HTML content into privileged pages, thereby compromising the integrity and security of the browser's functionality. Users are encouraged to update to the latest version to safeguard against potential exploitation.

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Affected Version(s)

Chrome 145.0.7632.116

References

https://chromereleases.googleblog.com/2026/02/stable-chan...
https://issues.chromium.org/issues/485287859

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

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