What is CVE-2025-49752?

CVE-2025-49752 is a critical-severity vulnerability in Microsoft Azure Bastion Developer, classified under Authentication Bypass by Capture-replay. CVSS score: 10.0/10. Published 2025-11-20.

How severe is CVE-2025-49752?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Vulnerability in Microsoft Azure Bastion Developer

CVE-2025-49752

Azure Bastion Elevation of Privilege Vulnerability

EPSS: 0.009 (55.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L.

Affected products

Microsoft Azure Bastion Developer
Microsoft Azure_bastion_developer

Weakness classification (CWE)

CWE-294 — Authentication Bypass by Capture-replay

References

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

Frequently asked questions

What is CVE-2025-49752?: CVE-2025-49752 is a critical-severity vulnerability in Microsoft Azure Bastion Developer, classified under Authentication Bypass by Capture-replay. CVSS score: 10.0/10. Published 2025-11-20.
How severe is CVE-2025-49752?: Critical severity. CVSS v3 base score is 10.0 out of 10.