BaseFortify

Publication date: 2025-12-02

Last updated on: 2025-12-04

Assigner: Chrome

Description

Inappropriate implementation in DevTools in Google Chrome prior to 143.0.7499.41 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-12-02

Last Modified

2025-12-04

Generated

2026-07-06

AI Q&A

2025-12-02

EPSS Evaluated

2026-07-05

NVD

CVE-2025-13632

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 143.0.7499.40 (exc)
linux	linux_kernel	From 5.15.160 (inc) to 5.16 (inc)
google	chrome	to 143.0.7499.40 (exc)
apple	macos	*
microsoft	windows	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-194	The product performs an operation on a number that causes it to be sign extended when it is transformed into a larger data type. When the original number is negative, this can produce unexpected values that lead to resultant weaknesses.

Attack-Flow Graph

Executive Summary

This vulnerability is due to an inappropriate implementation in DevTools in Google Chrome versions prior to 143.0.7499.41. It allows an attacker who convinces a user to install a malicious Chrome extension to potentially escape the browser's sandbox environment by using a specially crafted extension.

Impact Analysis

If exploited, this vulnerability could allow an attacker to break out of the Chrome sandbox, potentially gaining higher privileges on the user's system or accessing sensitive information that should be protected by the sandbox.

Mitigation Strategies

To mitigate this vulnerability, update Google Chrome to version 143.0.7499.41 or later to ensure the fix is applied. Additionally, avoid installing untrusted or malicious Chrome extensions to prevent exploitation.

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