CVE-2026-113175 Google CVE debrief

Who should care

Defenders responsible for managing Google Chrome deployments, particularly those in environments where user input is not strictly controlled, should assess exposure and apply updates to mitigate potential risks.

Why it matters

CVE-2026-113175 is a high-severity vulnerability in Google Chrome's FileSystem component that could allow remote code execution within the sandbox. Defenders should assess exposure, apply updates, and monitor for suspicious activity.

• Remote attackers may attempt to execute arbitrary code within the Chrome sandbox
• Successful exploitation could lead to unauthorized actions within the sandbox environment
• Defenders should prioritize updating Chrome to version 156.0.8078.47 or later
• Additional monitoring and logging may be necessary to detect potential exploitation attempts

Technical summary

The FileSystem component in Google Chrome prior to version 156.0.8078.47 has an improper input validation vulnerability. This vulnerability could allow remote attackers to execute arbitrary code within the sandbox via a crafted HTML page. The vulnerability is considered high-severity and defenders should assess exposure and apply updates to mitigate potential risks. The CVE Program and NVD records indicate that Google Chrome versions prior to 156.0.8078.47 are affected by this vulnerability. Defenders should review and enforce sandboxing policies for Chrome and monitor for suspicious HTML page activity.

Defensive priority

High

Recommended defensive actions

• Assess exposure and apply updates for Google Chrome to version 156.0.8078.47 or later
• Review and enforce sandboxing policies for Chrome
• Monitor for suspicious HTML page activity
• Verify and restrict access to sensitive data and systems
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed

Evidence notes

The CVE Program and NVD records indicate that Google Chrome versions prior to 156.0.8078.47 are affected by an improper input validation vulnerability in the FileSystem component. This vulnerability could allow remote attackers to execute arbitrary code within the sandbox via a crafted HTML page.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.