CVE-2026-87510

Analyzed Analyzed - Analysis Complete

Improper Input Validation in Google Chrome FileAPI

Publication date: 2026-09-09

Last updated on: 2026-09-10

Assigner: Chrome

Description

Improper input validation in FileAPI in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-09

Last Modified

2026-09-10

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-87510

EUVD

EUVD-2026-74411

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 153.0.8010.36 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This vulnerability involves improper input validation in FileAPI within Google Chrome before version 153.0.8010.36. A remote attacker who compromised the renderer process could exploit this to execute arbitrary code outside the sandbox by using a specially crafted HTML page.

Detection Guidance

This vulnerability involves improper input validation in Google Chrome's FileAPI. Detection requires checking Chrome version and monitoring for suspicious renderer process activity. Use chrome://version/ to verify version and ensure it is 153.0.8010.36 or later. Check for unusual HTML page interactions or renderer crashes.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your system, potentially leading to data theft, system damage, or unauthorized access. It specifically targets Chrome users on vulnerable versions.

Compliance Impact

This vulnerability does not directly affect compliance with GDPR, HIPAA, or similar standards as it involves improper input validation in Chrome's FileAPI leading to potential arbitrary code execution. Compliance impacts would depend on how the vulnerability is exploited in a specific environment.

Mitigation Strategies

Update Google Chrome to version 153.0.8010.36 or later to address the improper input validation flaw in FileAPI.

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