CVE-2026-113255

Modified Modified - Updated After Analysis

Use After Free in CustomTabs in Google Chrome on Android

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Use after free in CustomTabs in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

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Meta Information

Published

2026-10-20

Last Modified

2026-11-03

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-113255

EUVD

EUVD-2026-105581

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 156.0.8078.47 (exc)

Helpful Resources

Exploitability

CWE

KEV

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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.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

Executive Summary

This vulnerability is a use-after-free issue in CustomTabs in Google Chrome on Android. It allows a remote attacker to execute arbitrary code inside the sandbox by tricking a user into visiting a specially crafted HTML page. The flaw exists in Chrome versions prior to 156.0.8078.47.

Detection Guidance

This vulnerability is specific to Google Chrome on Android and requires patching the browser to version 156.0.8078.47 or later. Detection involves checking the installed Chrome version and monitoring for suspicious activity like crashes or unexpected code execution.

Impact Analysis

An attacker could exploit this to run malicious code on your device, potentially stealing data, installing malware, or taking control of your browser session. Since it executes inside the sandbox, the impact is limited but still serious.

Compliance Impact

This vulnerability allows remote code execution inside the sandbox via a crafted HTML page, which could lead to unauthorized access to sensitive data. Such access may violate GDPR's data protection requirements or HIPAA's safeguards for protected health information if exploited.

Mitigation Strategies

Update Google Chrome on Android to version 156.0.8078.47 or later to address the use after free vulnerability in CustomTabs.

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