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CVE-2026-110171 Google CVE debrief

CVE-2026-110171 debrief based on CVE Program and NVD records. Google Chrome versions prior to 155.0.8059.79 are affected by a use-after-free vulnerability in the Media component. This CVE was published on 2026-10-13T21:01:48.499Z and was last modified on 2026-10-15T03:56:12.166Z. The vulnerability allows a remote attacker to execute arbitrary code within the sandbox via a crafted HTML page. Defenders should assess exposure and prioritize remediation efforts. The CVE Program and NVD records indicate a high-severity use-after-free vulnerability in Google Chrome's Media component.

Vendor
Google
Product
Chrome
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-13
Original CVE updated
2026-10-15
Advisory published
2026-10-13
Advisory updated
2026-10-15

Who should care

Defenders responsible for managing and securing Google Chrome deployments should assess exposure and prioritize remediation efforts. This includes reviewing and verifying the integrity of HTML pages before rendering them in Google Chrome, implementing sandboxing and isolation mechanisms for Google Chrome, and tracking exceptions, retesting remediated assets, and closing the item only after evidence is documented.

Why it matters

CVE-2026-110171 is a high-severity use-after-free vulnerability in Google Chrome's Media component. Defenders should prioritize remediation and verify the integrity of HTML pages to prevent potential exploitation.

  • Remote attackers may exploit this vulnerability to execute arbitrary code within the sandbox.
  • Successful exploitation could lead to unauthorized code execution within the browser.
  • Defenders should verify the integrity of HTML pages before rendering them in Google Chrome.
  • Remediation priority is high due to the potential for arbitrary code execution.

Technical summary

A use-after-free vulnerability exists in the Media component of Google Chrome prior to version 155.0.8059.79. This vulnerability allows a remote attacker to execute arbitrary code within the sandbox via a crafted HTML page. The vulnerability is exploitable via a crafted HTML page and allows for arbitrary code execution within the sandbox. Defenders should prioritize remediation and verify the integrity of HTML pages to prevent potential exploitation. The CVE Program and NVD records indicate a high-severity use-after-free vulnerability in Google Chrome's Media component.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 155.0.8059.79 or later
  • Review and verify the integrity of HTML pages before rendering them in Google Chrome
  • Implement sandboxing and isolation mechanisms for Google Chrome
  • Verify the integrity of HTML pages before rendering them in Google Chrome
  • 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 Program and NVD records indicate a use-after-free vulnerability in Google Chrome's Media component. The vulnerability is exploitable via a crafted HTML page and allows for arbitrary code execution within the sandbox.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-110171 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-110171

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-110171 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-110171

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • CVE-2026-110171

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/110xxx/CVE-2026-110171.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_01668083673.html

    Supplemental source

  • Source reference

    Unverified legacy reference

    URL: https://issues.chromium.org/issues/570675082

    Supplemental source

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.