CVE-2026-79034

Received Received - Intake

Information Leak in CORS in Google Chrome

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: Chrome

Description

Information leak in CORS in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-25

Last Modified

2026-08-25

Generated

2026-08-26

AI Q&A

2026-08-26

EPSS Evaluated

N/A

NVD

CVE-2026-79034

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 152.0.7977.65 (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 CORS (Cross-Origin Resource Sharing) in Google Chrome versions before 152.0.7977.65. It allows a remote attacker who has compromised the renderer process to steal cross-origin data by tricking a user into visiting a specially crafted HTML page.

Impact Analysis

If exploited, this vulnerability could allow an attacker to access sensitive data from other websites you visit, even if those sites are on different domains. This could lead to theft of personal information, login credentials, or other confidential data.

Compliance Impact

This vulnerability could lead to unauthorized access to personal data, which may violate GDPR's data protection principles or HIPAA's safeguards for protected health information. Organizations using vulnerable Chrome versions may face compliance risks if exploited.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.65 or later to address the CORS information leak vulnerability.

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