CVE-2026-87451

Analyzed Analyzed - Analysis Complete

Information Leak in Google Chrome Downloads

Publication date: 2026-09-09

Last updated on: 2026-09-09

Assigner: Chrome

Description

Information leak in Downloads in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-09

Last Modified

2026-09-09

Generated

2026-09-29

AI Q&A

2026-09-10

EPSS Evaluated

2026-09-27

NVD

CVE-2026-87451

EUVD

EUVD-2026-74381

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 153.0.8010.36 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

Executive Summary

This vulnerability is an information leak in Google Chrome's Downloads feature. It allows a remote attacker who has already compromised the renderer process to access cross-origin data through a specially crafted HTML page. The issue exists in Chrome versions prior to 153.0.8010.36.

Detection Guidance

This vulnerability involves an information leak in Google Chrome's Downloads feature. Detection primarily requires checking the Chrome version. If you are running Chrome version prior to 153.0.8010.36, the system is vulnerable. Use chrome://settings/help to check for updates or run commands like 'google-chrome --version' on Linux or check via 'chrome://version' in the browser.

Impact Analysis

If you use an affected version of Chrome, this vulnerability could allow an attacker to steal sensitive data from other websites you visit while your browser is running. This might include personal information, login credentials, or other confidential data accessed through cross-origin requests.

Compliance Impact

This vulnerability could lead to unauthorized access to personal data, which may violate GDPR's data protection requirements or HIPAA's safeguards for protected health information. Organizations using affected Chrome versions might face compliance risks if user data is exposed through this flaw.

Mitigation Strategies

Update Google Chrome to version 153.0.8010.36 or later immediately. This can be done through the browser's built-in update mechanism or by downloading the latest version from Google's official site. Ensure automatic updates are enabled to prevent future vulnerabilities.

Hi! I’m here to help you understand CVE-2026-87451. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70