CVE-2026-87609

Analyzed Analyzed - Analysis Complete

Use After Free in Google Chrome iOS

Publication date: 2026-09-09

Last updated on: 2026-09-10

Assigner: Chrome

Description

Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-09

Last Modified

2026-09-10

Generated

2026-09-29

AI Q&A

2026-09-10

EPSS Evaluated

2026-09-27

NVD

CVE-2026-87609

EUVD

EUVD-2026-74427

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 153.0.8010.36 (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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.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 the Sharing component of Google Chrome on iOS. It allows a remote attacker to execute arbitrary code outside the sandbox by sending specially crafted network traffic to the affected system.

Detection Guidance

Detection of CVE-2026-87609 requires checking the version of Google Chrome on iOS. If the version is prior to 153.0.8010.36, the system is vulnerable. Update Chrome to the latest version to mitigate the risk.

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 or system. It bypasses sandbox protections, increasing risk.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Organizations may face fines or legal consequences if exploited.

Mitigation Strategies

Update Google Chrome on iOS to version 153.0.8010.36 or later to address the use after free vulnerability in Sharing.

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