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PatchSiren cyber security CVE debrief

CVE-2026-113011 Google CVE debrief

A use-after-free vulnerability in Google Chrome's CredentialProvider on Windows prior to version 156.0.8078.47 allows remote attackers to execute arbitrary code within the sandbox via a crafted HTML page. This issue, classified as Medium severity by Chromium, requires immediate attention from defenders. The vulnerability exists due to improper handling of credentials, leading to potential code execution. Defenders should assess exposure and prioritize updates to mitigate this vulnerability. The CVE record and source item provide details on the vulnerability, including its existence in Chrome versions prior to 156.0.8078.47 on Windows.

Vendor
Google
Product
Chrome
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-20
Original CVE updated
2026-10-20
Advisory published
2026-10-20
Advisory updated
2026-10-20

Who should care

Defenders responsible for managing Google Chrome installations on Windows systems should assess exposure and prioritize updates to mitigate this vulnerability. This includes IT administrators, security teams, and operators responsible for maintaining Chrome deployments. They should review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.

Why it matters

This use-after-free vulnerability in Google Chrome's CredentialProvider on Windows allows remote attackers to execute arbitrary code within the sandbox. Defenders should prioritize updating Chrome and assessing exposure on Windows systems.

  • Potential remote code execution within the sandbox
  • Requires immediate update of Google Chrome to version 156.0.8078.47 or later
  • Defenders should assess Chrome installations on Windows systems for exposure

Technical summary

The vulnerability exists in the CredentialProvider of Google Chrome on Windows, allowing remote attackers to execute arbitrary code within the sandbox via a crafted HTML page. This issue is classified as Medium severity by Chromium and affects Chrome versions prior to 156.0.8078.47. The vulnerability is caused by a use-after-free error in the CredentialProvider, which can be exploited by a remote attacker to execute arbitrary code. Defenders should prioritize updating Google Chrome to version 156.0.8078.47 or later to mitigate this vulnerability.

Defensive priority

Defenders should prioritize updating Google Chrome to version 156.0.8078.47 or later to mitigate this vulnerability. Systems running Windows with Chrome installed should be assessed for exposure.

Recommended defensive actions

  • Update Google Chrome to version 156.0.8078.47 or later
  • Assess Chrome installations on Windows systems for exposure
  • Monitor for potential exploitation attempts
  • 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 vulnerability, including its existence in Chrome versions prior to 156.0.8078.47 on Windows. However, specific details about exploitation or victim impact are not provided.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-113011 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-113011

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

  • CVE-2026-113011 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-113011

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

Supplemental references

  • CVE-2026-113011

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/113xxx/CVE-2026-113011.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html

    Supplemental source

  • Source reference

    Unverified legacy reference

    URL: https://issues.chromium.org/issues/498843754

    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.