CVE-2026-113228 Google CVE debrief

Who should care

Google Chrome users, particularly those with versions prior to 156.0.8078.47, should assess their exposure and ensure their browsers are up-to-date. Users of Google Chrome should prioritize updating to the latest version to mitigate potential risks. IT administrators should review Chrome versions in their environment and ensure they are up-to-date. Security teams should monitor Google Chrome release notes and security advisories for future updates.

Why it matters

CVE-2026-113228 is a use-after-free vulnerability in Google Chrome that could allow remote attackers to execute arbitrary code inside the sandbox. Defenders should prioritize updating Chrome to version 156.0.8078.47 or later and monitor for future security advisories.

• Remote attackers may be able to execute arbitrary code inside the sandbox.
• Successful exploitation requires user interaction via a crafted HTML page.
• Defenders should prioritize updating Google Chrome to version 156.0.8078.47 or later.
• The vulnerability's impact is currently limited to the sandbox environment.

Technical summary

A use-after-free vulnerability exists in the Network component of Google Chrome prior to version 156.0.8078.47. This vulnerability could allow a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. The vulnerability is a result of improper handling of memory in the Network component, which can lead to arbitrary code execution. Defenders should prioritize updating Chrome to version 156.0.8078.47 or later and monitor for future security advisories. The vulnerability's impact is currently limited to the sandbox environment.

Defensive priority

Medium

Recommended defensive actions

• Review and apply Google Chrome updates to ensure version 156.0.8078.47 or later is deployed.
• Monitor Google Chrome release notes and security advisories for future updates.
• Verify that Chrome is properly configured and sandboxed in your environment.
• 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.
• whoShouldCare

Evidence notes

The CVE record and NVD entry provide details on a use-after-free vulnerability in Google Chrome prior to version 156.0.8078.47. The vulnerability is identified as CVE-2026-113228 and is categorized under the Network component of Google Chrome. Evidence from the CVE Program and NVD suggests that this vulnerability could allow remote attackers to execute arbitrary code inside the sandbox via a crafted HTML page. Defenders should verify Chrome versions in their environment and ensure they are up-to-date.

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.