CVE-2026-8014: Chrome Preload Cross-Origin Data Leak
Chrome versions before 148.0.7778.96 can leak cross-origin data through Preload behavior; defenders should verify browser patch coverage.
CVE-2026-8014 is a vulnerability published by NVD on 06/05/2026.
What happened
Inappropriate implementation in Preload in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
Affected products and versions
- google chrome unspecified version (before 148.0.7778.96)
Severity and weakness
CVSS: MEDIUM 4.3. Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.
Weaknesses: CWE-693.
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.