CVE-2026-84323: Missing authorization in FileSystem in Google Chrome p
CVE-2026-84323 analysis covering impact, affected products, versions, remediation, and cross-checked defender guidance.
CVE-2026-84323 is a vulnerability published by NVD on 9/2/2026.
What happened
Missing authorization in FileSystem in Google Chrome prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
Affected products and versions
- google chrome unspecified version (before 152.0.7977.75)
Severity and weakness
CVSS: MEDIUM 5.3. Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N.
Weaknesses: CWE-862.
Known exploitation
No CISA KEV entry is currently attached to the NVD record.
What defenders should do
- Identify whether the affected product and version range exists in production.
- Review vendor advisories and release notes before change windows.
- Patch, upgrade, disable the vulnerable component, or apply vendor mitigations.
- Verify the running version after deployment, not only the package inventory.