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CVE-2026-7337 Google CVE debrief

CVE-2026-7337 is a High-severity vulnerability in Google Chrome prior to 147.0.7727.138. The vulnerability is caused by a type confusion in the V8 engine, which allows remote attackers to execute arbitrary code inside a sandbox via a crafted HTML page. The vulnerability has a high CVSS score of 8.8, indicating a significant risk. Users of Google Chrome prior to version 147.0.7727.138 should update to the latest version to mitigate this vulnerability. The source confidence is limited, and defenders should verify the affected scope and severity.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-28
Original CVE updated
2026-07-24
Advisory published
2026-04-28
Advisory updated
2026-07-24

Who should care

Users of Google Chrome prior to version 147.0.7727.138 should update to the latest version to mitigate this vulnerability. This vulnerability has a high CVSS score of 8.8, indicating a significant risk. The vulnerability is a type confusion in the V8 engine, which allows remote attackers to execute arbitrary code inside a sandbox via a crafted HTML page. The source confidence is limited, and defenders should verify the affected scope and severity.

Technical summary

The vulnerability is caused by a type confusion in the V8 engine, which allows remote attackers to execute arbitrary code inside a sandbox via a crafted HTML page. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. The vulnerability has a high CVSS score of 8.8, indicating a significant risk. The source confidence is limited, and defenders should verify the affected scope and severity.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 147.0.7727.138 or later
  • Ensure that all users of Google Chrome are aware of this vulnerability and take steps to mitigate it
  • Monitor Google Chrome for any suspicious activity
  • Implement additional security measures, such as sandboxing and isolation, to reduce the risk of exploitation
  • 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 record was published on 2026-04-28T23:16:21.267Z and was last modified on 2026-07-24T08:10:00.150Z. The NVD entry is currently Analyzed. The vulnerability is a type confusion in the V8 engine, which allows remote attackers to execute arbitrary code inside a sandbox via a crafted HTML page. The source confidence is limited, and defenders should verify the affected scope and severity. The CVE record was last modified on 2026-07-24T08:10:00.150Z, and no additional information is available.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-7337 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-7337

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

  • CVE-2026-7337 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-7337

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

Supplemental 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.