What is CVE-2026-6308?

CVE-2026-6308 is a high-severity vulnerability in Apple Macos, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2026-04-15.

How severe is CVE-2026-6308?

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

Out-of-bounds Read in Apple Macos

CVE-2026-6308

Out of bounds read in Media in Google Chrome prior to 147.0.7727.101 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Vulnerability class: Buffer Overflow

EPSS: 0.000 (12.2th 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 147.0.7727.101
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

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

Frequently asked questions

What is CVE-2026-6308?: CVE-2026-6308 is a high-severity vulnerability in Apple Macos, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2026-04-15.
How severe is CVE-2026-6308?: High severity. CVSS v3 base score is 7.5 out of 10.