CVE-2026-113061 Google CVE debrief

Who should care

Defenders responsible for managing Google Chrome deployments should assess exposure and prioritize updates. This includes IT teams managing Chrome installations in their organizations, security teams monitoring for potential attacks, and operators responsible for maintaining Chrome-based systems. They should verify Chrome versions and update to 156.0.8078.47 or later to prevent potential arbitrary code execution inside the sandbox.

Why it matters

Defenders should prioritize verifying Chrome versions and updating to 156.0.8078.47 or later to prevent potential arbitrary code execution inside the sandbox.

• Potential arbitrary code execution inside the sandbox
• Verification of Chrome versions and updates required
• Monitoring for potential attacks targeting this vulnerability

Technical summary

Memory corruption in Chromoting in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. The vulnerability impacts Google Chrome users who have not updated to the latest version. Defenders should assess exposure and prioritize updates to prevent potential arbitrary code execution inside the sandbox. The vulnerability was reported and patched by Google Chrome. The CVE record and source item provide details on the memory corruption vulnerability in Chromoting in Google Chrome.

Defensive priority

Defenders should prioritize verifying Chrome versions and updating to 156.0.8078.47 or later.

Recommended defensive actions

• Verify Chrome versions and update to 156.0.8078.47 or later
• Review and implement secure coding practices for Chromoting
• Monitor for potential attacks targeting this vulnerability
• 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
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and source item provide details on the memory corruption vulnerability in Chromoting in Google Chrome. The vulnerability was reported and patched by Google Chrome. The CVE record was published on 2026-10-20T21:02:47.870Z and has not been modified since then. The source item provides additional details on the vulnerability. Defenders should verify Chrome versions and update to 156.0.8078.47 or later to prevent potential arbitrary code execution inside the sandbox.

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.