CVE-2025-21396
Microsoft Account Elevation of Privilege Vulnerability
Description
Missing authorization in Microsoft Account allows an unauthorized attacker to elevate privileges over a network.
INFO
Published Date :
Jan. 29, 2025, 11:15 p.m.
Last Modified :
Feb. 12, 2025, 7:15 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-21396
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] |
Solution
- Implement robust authorization mechanisms.
- Validate user permissions on all sensitive operations.
- Apply vendor security patches promptly.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-21396.
| URL | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21396 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-21396 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-21396
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-21396 vulnerability anywhere in the article.
-
The Hacker News
Microsoft Patches Critical Azure AI Face Service Vulnerability with CVSS 9.9 Score
Vulnerability / Cloud Security Microsoft has released patches to address two Critical-rated security flaws impacting Azure AI Face Service and Microsoft Account that could allow a malicious actor to e ... Read more
-
security.nl
Kritiek beveiligingslek in Microsoft Accounts kon aanvaller meer rechten geven
Microsoft heeft een kritieke kwetsbaarheid in Microsoft Accounts verholpen waardoor een ongeautoriseerde aanvaller 'over een netwerk' zijn rechten kon verhogen. Via een Microsoft Account kan er toegan ... Read more
The following table lists the changes that have been made to the
CVE-2025-21396 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Feb. 12, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H Removed CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H -
CVE Modified by [email protected]
Feb. 11, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Removed CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H -
Initial Analysis by [email protected]
Feb. 07, 2025
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CPE Configuration OR *cpe:2.3:a:microsoft:account:-:*:*:*:*:*:*:* Changed Reference Type https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21396 No Types Assigned https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21396 Vendor Advisory -
CVE Modified by [email protected]
Feb. 06, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H Removed CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H -
New CVE Received by [email protected]
Jan. 29, 2025
Action Type Old Value New Value Added Tag exclusively-hosted-service Added Description Missing authorization in Microsoft Account allows an unauthorized attacker to elevate privileges over a network. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-862 Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21396