What is CVE-2026-17716?

CVE-2026-17716 is a high-severity vulnerability in Apple macOS, classified under Use After Free. CVSS score: 8.4/10. Published 2026-07-30.

How severe is CVE-2026-17716?

High severity. CVSS v3 base score is 8.4 out of 10.

Use After Free in Apple macOS

CVE-2026-17716

Use after free in Updater in Google Chrome on Mac prior to 151.0.7922.72 allowed a local attacker to perform privilege escalation via malicious network traffic. (Chromium security severity: High)

Vulnerability class: Use-After-Free

EPSS: 0.002 (14.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apple Macos
Google Chrome — versions 151.0.7922.72

Weakness classification (CWE)

CWE-416 — Use After Free

References

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

Frequently asked questions

What is CVE-2026-17716?: CVE-2026-17716 is a high-severity vulnerability in Apple macOS, classified under Use After Free. CVSS score: 8.4/10. Published 2026-07-30.
How severe is CVE-2026-17716?: High severity. CVSS v3 base score is 8.4 out of 10.