CVE-2026-17855

Analyzed Analyzed - Analysis Complete

Race Condition in DevTools in Google Chrome for Mac

Publication date: 2026-07-30

Last updated on: 2026-08-03

Assigner: Chrome

Description

Race in DevTools in Google Chrome on Mac prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-07-30

Last Modified

2026-08-03

Generated

2026-08-19

AI Q&A

2026-07-30

EPSS Evaluated

2026-08-18

NVD

CVE-2026-17855

EUVD

EUVD-2026-50604

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 151.0.7922.72 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-362	The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Attack-Flow Graph

Executive Summary

This vulnerability is a race condition in Google Chrome's DevTools on Mac. It allows an attacker who has already compromised the renderer process to potentially escape the sandbox and perform unauthorized actions via a specially crafted HTML page.

Detection Guidance

This vulnerability is specific to Google Chrome on Mac and involves a race condition in DevTools. Detection primarily requires checking the Chrome version and monitoring for unusual renderer process behavior. No direct commands are provided in the CVE details to detect this issue.

Impact Analysis

If you use Google Chrome on Mac, an attacker could exploit this to gain elevated privileges beyond the sandbox, potentially accessing sensitive data or performing actions on your system without your knowledge.

Compliance Impact

This vulnerability involves a race condition in Google Chrome's DevTools on Mac, enabling a sandbox escape via a crafted HTML page. While not directly linked to compliance standards, such vulnerabilities could potentially lead to unauthorized data access or exfiltration, which may violate GDPR (data protection) or HIPAA (health data privacy) if exploited.

Mitigation Strategies

Update Google Chrome on Mac to version 151.0.7922.72 or later to address the race condition in DevTools that could lead to sandbox escape.

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