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PatchSiren cyber security CVE debrief

CVE-2026-7345 Google CVE debrief

CVE-2026-7345 is a High-severity vulnerability in Google Chrome prior to version 147.0.7727.138. It involves insufficient validation of untrusted input in Feedback, potentially allowing a remote attacker to perform a sandbox escape via a crafted HTML page. This vulnerability has significant implications for users of Google Chrome, especially those handling sensitive information or requiring high security standards. Affected product deployments should be identified, and owners assigned for follow-up. Official advisories or CVE records should be reviewed to validate affected scope, severity, and vendor guidance.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.3
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, especially those who handle sensitive information or require high security standards, should be aware of this vulnerability and ensure they are running version 147.0.7727.138 or later. Additionally, operators, platforms, vulnerability-management teams, and security teams should consider the potential impact of this vulnerability on their systems and develop a mitigation strategy accordingly.

Technical summary

The vulnerability, described as 'Insufficient validation of untrusted input in Feedback in Google Chrome prior to 147.0.7727.138', could allow a remote attacker who has compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. This issue has been categorized with a CVSS score of 8.3 and a High severity by Chromium. It is essential to understand the technical implications of this vulnerability and its potential impact on the system. Defenders should focus on updating Google Chrome to version 147.0.7727.138 or later and enforcing secure browsing practices.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 147.0.7727.138 or later
  • Review and enforce secure browsing practices
  • Monitor for any suspicious activity
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
  • 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 2026-04-28T23:16:22.083Z and was last modified on 2026-07-24T08:10:00.150Z. The NVD entry is currently Analyzed. This information is crucial for defenders to understand the current state of the vulnerability and plan accordingly. Additionally, it is essential to verify the affected scope and severity through official advisories or CVE records. The vulnerability's impact on the system and potential attack vectors should also be considered while developing a mitigation strategy.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-7345 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-7345

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

  • CVE-2026-7345 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-7345

    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.