What is CVE-2026-7946?

CVE-2026-7946 is a medium-severity vulnerability in Apple Macos, classified under Protection Mechanism Failure. CVSS score: 4.3/10. Published 2026-05-06.

How severe is CVE-2026-7946?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Apple Macos

CVE-2026-7946

Insufficient policy enforcement in WebUI in Google Chrome on Linux, Mac, Windows, ChromeOS prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromiu…

EPSS: 0.000 (10.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Apple Macos
Google Chrome — versions 148.0.7778.96
Google Chrome_os
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-693 — Protection Mechanism Failure

References

chrome-cve-admin@google.com (Vendor Advisory)
chrome-cve-admin@google.com (Permissions Required, Issue Tracking)

Frequently asked questions

What is CVE-2026-7946?: CVE-2026-7946 is a medium-severity vulnerability in Apple Macos, classified under Protection Mechanism Failure. CVSS score: 4.3/10. Published 2026-05-06.
How severe is CVE-2026-7946?: Medium severity. CVSS v3 base score is 4.3 out of 10.