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PatchSiren cyber security CVE debrief

CVE-2026-5896 Google CVE debrief

CVE-2026-5896 is a policy bypass vulnerability in the Audio component of Google Chrome prior to version 147.0.7727.55. The vulnerability allowed a remote attacker to bypass sandbox download restrictions via a crafted HTML page by convincing a user to engage in specific UI gestures. This issue was rated as Low severity by the Chromium security team. The CVSS v3.1 score for this vulnerability is 6.1. Users should be cautious when interacting with untrusted HTML pages in Google Chrome. The vulnerability details were obtained from the official CVE record and NVD database.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 6.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-08
Original CVE updated
2026-07-24
Advisory published
2026-04-08
Advisory updated
2026-07-24

Who should care

Users of Google Chrome prior to version 147.0.7727.55 should update to the latest version to mitigate this vulnerability. Additionally, security teams and administrators responsible for managing Chrome deployments should be aware of this issue and ensure that their environments are updated. IT teams and cybersecurity professionals managing Google Chrome in their organizations should prioritize this update.

Technical summary

The vulnerability, CVE-2026-5896, is a policy bypass issue in the Audio component of Google Chrome prior to version 147.0.7727.55. It was rated as Low severity by the Chromium security team. The issue allowed a remote attacker to bypass sandbox download restrictions by convincing a user to interact with a crafted HTML page. The CVSS v3.1 score for this vulnerability is 6.1, with an impact of Low. This vulnerability affects Google Chrome deployments and requires user interaction to exploit.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 147.0.7727.55 or later
  • Ensure that Chrome is configured to automatically update
  • Monitor Chrome version deployments and ensure compliance
  • Review and implement compensating controls if immediate update is not feasible
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
  • Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
  • Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed

Evidence notes

The CVE record was published on 2026-04-08T22:16:29.500Z and was last modified on 2026-07-24T08:10:00.150Z. The NVD entry is currently Analyzed. The vulnerability details were obtained from the official CVE record and NVD database. Evidence is limited to public sources and may not reflect the full scope or impact of the vulnerability. Defenders should verify the affected scope and severity in their environments. Limited source detail may affect the accuracy of this debrief.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-5896 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-5896

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

  • CVE-2026-5896 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-5896

    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.