CVE-2026-85043
Received Received - Intake

Incomplete Network Cleanup in Google Chrome

Vulnerability report for CVE-2026-85043, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-09-03

Last updated on: 2026-09-08

Assigner: Chrome

Description

Incomplete cleanup in Network in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to bypass system access restrictions via crafted network traffic. (Chromium security severity: High)

CVSS Scores

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Meta Information

Published
2026-09-03
Last Modified
2026-09-08
Generated
2026-09-24
AI Q&A
2026-09-03
EPSS Evaluated
2026-09-22
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 152.0.7977.82 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-459 The product does not properly "clean up" and remove temporary or supporting resources after they have been used.

Attack-Flow Graph

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Executive Summary

This vulnerability is an incomplete cleanup issue in Google Chrome's Network component. It allows a remote attacker to bypass system access restrictions by sending specially crafted network traffic to a vulnerable Chrome version before 152.0.7977.82.

Detection Guidance

This vulnerability involves incomplete cleanup in Google Chrome's network handling, allowing bypass of system access restrictions. Detection requires checking Chrome version and monitoring for unusual network traffic patterns. Update Chrome to 152.0.7977.82 or later to mitigate. No specific detection commands are provided in available context.

Impact Analysis

An attacker could exploit this to bypass security restrictions, potentially gaining unauthorized access to systems or data. This could lead to data theft, unauthorized actions, or further network compromise if the attacker can send malicious traffic to your Chrome instance.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR's data protection requirements or HIPAA's safeguards for protected health information. Organizations using vulnerable Chrome versions may face compliance violations and potential penalties.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.82 or later to address the incomplete cleanup issue in Network that could allow bypass of system access restrictions.

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