Description

An authenticated attacker can exploit an Server-Side Request Forgery (SSRF) vulnerability in Microsoft Azure Health Bot to elevate privileges over a network.

Classification

CVE ID: CVE-2025-21384

CVSS Base Severity: HIGH

CVSS Base Score: 8.3

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C

Affected Products

Vendor: Microsoft

Product: Azure Health Bot

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.09% (probability of being exploited)

EPSS Percentile: 26.82% (scored less or equal to compared to others)

EPSS Date: 2025-04-18 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-21384
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21384

Timeline