What is CVE-2026-9909?

CVE-2026-9909 is a high-severity vulnerability in Apple Macos, classified under CWE-472. CVSS score: 7.5/10. Published 2026-05-28.

How severe is CVE-2026-9909?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Apple Macos

CVE-2026-9909

Integer overflow in Skia in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

EPSS: 0.001 (27.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Apple Macos
Google Chrome — versions 148.0.7778.216
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-472

References

chrome-cve-admin@google.com (Release Notes)
chrome-cve-admin@google.com (Permissions Required)

Frequently asked questions

What is CVE-2026-9909?: CVE-2026-9909 is a high-severity vulnerability in Apple Macos, classified under CWE-472. CVSS score: 7.5/10. Published 2026-05-28.
How severe is CVE-2026-9909?: High severity. CVSS v3 base score is 7.5 out of 10.