CVE-2026-17735

Undergoing Analysis Undergoing Analysis - In Progress

Insufficient Input Validation in Google Chrome BFCache Sandbox Escape

Publication date: 2026-07-30

Last updated on: 2026-08-10

Assigner: Chrome

Description

Insufficient validation of untrusted input in BFCache in Google Chrome 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

Probability:
Percentile:

Meta Information

Published

2026-07-30

Last Modified

2026-08-10

Generated

2026-08-19

AI Q&A

2026-07-30

EPSS Evaluated

2026-08-18

NVD

CVE-2026-17735

EUVD

EUVD-2026-50685

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 151.0.7922.72 (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 is due to insufficient validation of untrusted input in BFCache in Google Chrome before version 151.0.7922.72. A remote attacker who compromised the renderer process could exploit this to potentially escape the sandbox by using a crafted HTML page.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 151.0.7922.72. To detect it, check your Chrome version by running chrome://version/ in the browser address bar. If the version is below 151.0.7922.72, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to escape the Chrome sandbox, potentially gaining unauthorized access to system resources or executing arbitrary code on your device.

Compliance Impact

This vulnerability does not directly affect compliance with GDPR, HIPAA, or other standards as it involves a sandbox escape in Google Chrome's BFCache due to insufficient input validation. No evidence suggests it impacts data protection or privacy requirements under these regulations.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later immediately. This can be done via the browser's built-in update mechanism or by downloading the latest version from Google's official site.

Hi! I’m here to help you understand CVE-2026-17735. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70