CVE-2026-84350
Received Received - Intake

Use After Free in Google Chrome TabStrip Component

Vulnerability report for CVE-2026-84350, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-09-02

Last updated on: 2026-09-02

Assigner: Chrome

Description

Use after free in TabStrip in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via UI Interaction. (Chromium security severity: Low)

CVSS Scores

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Meta Information

Published
2026-09-02
Last Modified
2026-09-02
Generated
2026-09-02
AI Q&A
2026-09-02
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 152.0.7977.75 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

Attack-Flow Graph

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Executive Summary

This vulnerability is a use-after-free issue in the TabStrip component of Google Chrome versions before 152.0.7977.75. A use-after-free occurs when a program continues to use a pointer after freeing the memory it points to, potentially leading to arbitrary code execution. In this case, a remote attacker could exploit it through social engineering and UI interaction to execute code outside the browser's sandbox.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 152.0.7977.75. Detection involves checking the installed Chrome version. On Windows, run 'chrome://settings/help' in Chrome to check for updates. On Linux, use 'google-chrome --version' or check package managers like 'apt list --installed | grep google-chrome'. If the version is below 152.0.7977.75, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your system. This might lead to unauthorized access to your data, installation of malware, or control over your device. The social engineering aspect means attackers may trick you into performing actions that trigger the exploit.

Compliance Impact

This vulnerability involves a use-after-free issue in Google Chrome's TabStrip component, enabling arbitrary code execution outside the sandbox via social engineering. While it does not directly impact compliance with standards like GDPR or HIPAA, such vulnerabilities could potentially lead to unauthorized data access or processing, which may violate these regulations if exploited.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.75 or later to address the use after free vulnerability in TabStrip.

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