What is CVE-2026-24178?

CVE-2026-24178 is a critical-severity vulnerability in Apple Macos, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.8/10. Published 2026-04-28.

How severe is CVE-2026-24178?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Apple Macos

CVE-2026-24178

NVIDIA NVFlare Dashboard contains a vulnerability in the user management and authentication system where an unauthenticated attacker may cause authorization bypass through user-controlled key. A successful exploit of this vulnerability may…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (48.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apple Macos
Linux Linux_kernel
Nvidia Flare Sdk — versions All versions prior to 2.7.2
Nvidia Nvflare

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

psirt@nvidia.com (US Government Resource)
psirt@nvidia.com (Vendor Advisory)
psirt@nvidia.com (Third Party Advisory)

Frequently asked questions

What is CVE-2026-24178?: CVE-2026-24178 is a critical-severity vulnerability in Apple Macos, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.8/10. Published 2026-04-28.
How severe is CVE-2026-24178?: Critical severity. CVSS v3 base score is 9.8 out of 10.