CVE-2026-113221 Google CVE debrief

Who should care

Google Chrome users, particularly those with exposure to untrusted input or requiring high security guarantees, should assess and prioritize remediation. This includes users with Chrome deployments that may be vulnerable to remote code execution. Users should review their Chrome versions and update to 156.0.8078.47 or later. Additionally, users should assess their exposure and prioritize remediation for affected Chrome deployments.

Why it matters

CVE-2026-113221 is a use-after-free vulnerability in Google Lens in Google Chrome that could allow remote code execution inside the sandbox. Chrome users, particularly those with exposure to untrusted input, should assess and prioritize remediation.

• Potential remote code execution inside the sandbox
• Requires verification of affected versions and exposure
• Remediation priority for Chrome deployments
• Monitoring for potential exploitation attempts

Technical summary

A use-after-free vulnerability in Google Lens in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. The vulnerability could be exploited by an attacker through a specially crafted HTML page, potentially leading to remote code execution inside the sandbox. Chrome users should ensure their browser is updated to the latest version to mitigate this vulnerability. The CVE record and NVD entry provide additional details on the vulnerability.

Defensive priority

Medium

Recommended defensive actions

• Review and apply the Chrome update to version 156.0.8078.47 or later
• Assess exposure and prioritize remediation for affected Chrome deployments
• Monitor for potential exploitation attempts
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and NVD entry provide details on the use-after-free vulnerability in Google Lens in Google Chrome prior to 156.0.8078.47. The vulnerability allows a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. Chrome users should verify their versions and ensure they are updated to 156.0.8078.47 or later. Evidence is limited to CVE Program and NVD records.

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.