What is CVE-2024-21401?

CVE-2024-21401 is a critical-severity vulnerability in Microsoft Entra, classified under Improper Access Control. CVSS score: 9.8/10. Published 2024-02-13.

How severe is CVE-2024-21401?

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

Vulnerability in Microsoft Entra

CVE-2024-21401

Microsoft Entra Jira Single-Sign-On Plugin Elevation of Privilege Vulnerability

EPSS: 0.015 (70.4th 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

Microsoft Entra — versions 1.0.0
Microsoft Entra_jira_sso_plugin

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

secure@microsoft.com (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-21401?: CVE-2024-21401 is a critical-severity vulnerability in Microsoft Entra, classified under Improper Access Control. CVSS score: 9.8/10. Published 2024-02-13.
How severe is CVE-2024-21401?: Critical severity. CVSS v3 base score is 9.8 out of 10.