CVE-2026-113059 Google CVE debrief

Who should care

Defenders responsible for Google Chrome deployments should assess exposure and prioritize remediation. System administrators and security teams need to verify inventory and update Chrome to mitigate potential risks.

Why it matters

CVE-2026-113059 is a memory corruption vulnerability in Google Chrome's Sensor component. While it allows potential arbitrary code execution inside the sandbox, its impact is limited by the sandbox environment. Defenders should prioritize remediation for Chrome versions prior to 156.0.8078.47 and verify inventory to mitigate potential risks. Evidence from official sources confirms the vulnerability but does not provide details on exploitation or data theft.

• Potential arbitrary code execution inside the sandbox requires verification
• Remediation priority for Chrome versions prior to 156.0.8078.47
• Inventory checks for vulnerable Chrome deployments are necessary

Technical summary

Memory corruption vulnerability in Sensor component of Google Chrome prior to 156.0.8078.47 allows remote attackers to potentially execute arbitrary code inside the sandbox via crafted HTML pages. This issue has a Medium security severity according to Chromium and requires defenders to assess exposure and prioritize remediation for Chrome versions prior to 156.0.8078.47. The vulnerability affects Google Chrome's Sensor component, and its impact is limited by the sandbox environment. Defenders should verify inventory and update Chrome to version 156.0.8078.47 or later to mitigate potential risks.

Defensive priority

Medium

Recommended defensive actions

• Assess exposure and prioritize remediation for Google Chrome versions prior to 156.0.8078.47
• Verify inventory of Chrome deployments to identify potentially vulnerable systems
• Update Chrome to version 156.0.8078.47 or later
• Monitor for potential exploitation attempts 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

Evidence notes

Official CVE Program record and NIST NVD detail page confirm memory corruption vulnerability in Google Chrome. Chromium security severity is Medium. Evidence from official sources confirms the vulnerability but does not provide details on exploitation or data theft. Defenders should verify inventory and update Chrome to version 156.0.8078.47 or later to mitigate potential risks. The CVE record was published on 2026-10-20T21:02:12.885Z and has not been modified since then. No additional details are available on potential exploitation.

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.