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CVE-2026-113024 Google CVE debrief

CVE-2026-113024 debrief based on CVE Program and NVD records. Google Chrome users should assess exposure to version 156.0.8078.47 or earlier. The CVE record was published on 2026-10-20T21:02:43.582Z and has not been modified since then. The vulnerability is a use-after-free issue in WebAppInstalls, which could allow remote attackers to execute arbitrary code inside the sandbox via a crafted HTML page. Defenders should prioritize verifying and updating Chrome to version 156.0.8078.47 or later for all users.

Vendor
Google
Product
Chrome
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-20
Original CVE updated
2026-10-21
Advisory published
2026-10-20
Advisory updated
2026-10-21

Who should care

Defenders responsible for managing Google Chrome deployments should assess exposure and prioritize updates. Defenders should verify Chrome version 156.0.8078.47 or later for all users. The vulnerability could allow a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page.

Why it matters

CVE-2026-113024 is a use-after-free vulnerability in WebAppInstalls in Google Chrome prior to 156.0.8078.47. Defenders should prioritize verifying and updating Chrome to version 156.0.8078.47 or later for all users.

  • Remote attackers may attempt to execute arbitrary code inside the sandbox
  • Defenders must verify Chrome version 156.0.8078.47 or later for all users
  • Successful exploitation requires user interaction via a crafted HTML page

Technical summary

A use-after-free vulnerability exists in WebAppInstalls in Google Chrome prior to 156.0.8078.47. This vulnerability could allow a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. The vulnerability requires user interaction via a crafted HTML page. Defenders should prioritize verifying Chrome version 156.0.8078.47 or later for all users. The CVE record was published on 2026-10-20T21:02:43.582Z and has not been modified since then. The CVE Program and NVD records indicate a use-after-free vulnerability in WebAppInstalls in Google Chrome prior to 156.0.8078.47.

Defensive priority

Defenders should prioritize verifying Chrome version 156.0.8078.47 or later for all users.

Recommended defensive actions

  • Verify Chrome version 156.0.8078.47 or later for all users
  • Update Chrome to version 156.0.8078.47 or later
  • Monitor Chrome updates for future security patches
  • 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 Program and NVD records indicate a use-after-free vulnerability in WebAppInstalls in Google Chrome prior to 156.0.8078.47. The vulnerability could allow a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. Defenders should verify Chrome version 156.0.8078.47 or later for all users. The CVE record was published on 2026-10-20T21:02:43.582Z and has not been modified since then.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-113024 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-113024

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

  • CVE-2026-113024 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-113024

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

Supplemental references

  • CVE-2026-113024

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/113xxx/CVE-2026-113024.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/533043403

    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.