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PatchSiren cyber security CVE debrief

CVE-2026-113178 Google CVE debrief

A memory corruption vulnerability in Google Chrome's Views component on Mac prior to version 156.0.8078.47 could potentially allow a remote attacker to read memory inside the sandbox via a crafted HTML page. This issue is significant as it could lead to unauthorized access to sensitive information. The vulnerability was addressed in Chrome version 156.0.8078.47. Defenders should verify and update Chrome to this version or later to mitigate potential memory corruption attacks. The CVE record and source item provide details on the memory corruption vulnerability in Google Chrome's Views component on Mac systems.

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 and securing Google Chrome installations on Mac systems should assess exposure and prioritize updating Chrome to version 156.0.8078.47 or later to mitigate potential memory corruption attacks.

Why it matters

CVE-2026-113178 is a memory corruption vulnerability in Google Chrome's Views component on Mac systems prior to version 156.0.8078.47. Defenders should verify and update Chrome, assess exposure, and implement compensating controls to mitigate potential attacks.

  • Verify Chrome version and update to 156.0.8078.47 or later.
  • Assess exposure of Mac systems using Chrome.
  • Implement compensating controls like sandboxing.
  • Monitor for crafted HTML page attacks.

Technical summary

The CVE-2026-113178 vulnerability involves a memory corruption issue in Google Chrome's Views component on Mac systems prior to version 156.0.8078.47. This could potentially allow a remote attacker to read memory inside the sandbox via a crafted HTML page. The vulnerability was addressed in Chrome version 156.0.8078.47. Defenders should prioritize verifying and updating Google Chrome to version 156.0.8078.47 or later on Mac systems to mitigate potential memory corruption attacks. The CVE record and source item provide details on the memory corruption vulnerability in Google Chrome's Views component on Mac systems. The vulnerability was addressed in Chrome version 156.0.8078.47.

Defensive priority

Defenders should prioritize verifying and updating Google Chrome to version 156.0.8078.47 or later on Mac systems to mitigate potential memory corruption attacks.

Recommended defensive actions

  • Verify and update Google Chrome to version 156.0.8078.47 or later on Mac systems.
  • Monitor Google Chrome updates and patch management processes to ensure timely application of security fixes.
  • Consider implementing sandboxing and memory protection mechanisms to limit the impact of potential memory corruption attacks.
  • 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 Google Chrome's Views component on Mac systems. The vulnerability was addressed in Chrome version 156.0.8078.47.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-113178 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-113178

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

  • CVE-2026-113178 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-113178

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

Supplemental references

  • CVE-2026-113178

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/113xxx/CVE-2026-113178.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/553163820

    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.