CVE-2025-21391
Microsoft Windows Storage Link Following Vulnerability
Severity Score
7.1
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
Yes
*KEV
Decision
Attend
*SSVC
Descriptions
Windows Storage Elevation of Privilege Vulnerability
Microsoft Windows Storage contains a link following vulnerability that could allow for privilege escalation. This vulnerability could allow an attacker to delete data including data that results in the service being unavailable.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Attend
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2024-12-11 CVE Reserved
- 2025-02-11 CVE Published
- 2025-02-11 Exploited in Wild
- 2025-02-13 EPSS Updated
- 2025-02-14 CVE Updated
- 2025-03-04 KEV Due Date
- ---------- First Exploit
CWE
- CWE-59: Improper Link Resolution Before File Access ('Link Following')
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21391 | 2025-02-12 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Microsoft Search vendor "Microsoft" | Windows 10 Version 1809 Search vendor "Microsoft" for product "Windows 10 Version 1809" | >= 10.0.17763.0 < 10.0.17763.6893 Search vendor "Microsoft" for product "Windows 10 Version 1809" and version " >= 10.0.17763.0 < 10.0.17763.6893" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019" | >= 10.0.17763.0 < 10.0.17763.6893 Search vendor "Microsoft" for product "Windows Server 2019" and version " >= 10.0.17763.0 < 10.0.17763.6893" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2019 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2019 (Server Core Installation)" | >= 10.0.17763.0 < 10.0.17763.6893 Search vendor "Microsoft" for product "Windows Server 2019 (Server Core Installation)" and version " >= 10.0.17763.0 < 10.0.17763.6893" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2022 Search vendor "Microsoft" for product "Windows Server 2022" | >= 10.0.20348.0 < 10.0.20348.3207 Search vendor "Microsoft" for product "Windows Server 2022" and version " >= 10.0.20348.0 < 10.0.20348.3207" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 Version 21H2 Search vendor "Microsoft" for product "Windows 10 Version 21H2" | >= 10.0.19043.0 < 10.0.19044.5487 Search vendor "Microsoft" for product "Windows 10 Version 21H2" and version " >= 10.0.19043.0 < 10.0.19044.5487" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 Version 22H2 Search vendor "Microsoft" for product "Windows 11 Version 22H2" | >= 10.0.22621.0 < 10.0.22621.4890 Search vendor "Microsoft" for product "Windows 11 Version 22H2" and version " >= 10.0.22621.0 < 10.0.22621.4890" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 Version 22H2 Search vendor "Microsoft" for product "Windows 10 Version 22H2" | >= 10.0.19045.0 < 10.0.19045.5487 Search vendor "Microsoft" for product "Windows 10 Version 22H2" and version " >= 10.0.19045.0 < 10.0.19045.5487" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2025 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2025 (Server Core Installation)" | >= 10.0.26100.0 < 10.0.26100.3194 Search vendor "Microsoft" for product "Windows Server 2025 (Server Core Installation)" and version " >= 10.0.26100.0 < 10.0.26100.3194" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 Version 22H3 Search vendor "Microsoft" for product "Windows 11 Version 22H3" | >= 10.0.22631.0 < 10.0.22631.4890 Search vendor "Microsoft" for product "Windows 11 Version 22H3" and version " >= 10.0.22631.0 < 10.0.22631.4890" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 Version 23H2 Search vendor "Microsoft" for product "Windows 11 Version 23H2" | >= 10.0.22631.0 < 10.0.22631.4890 Search vendor "Microsoft" for product "Windows 11 Version 23H2" and version " >= 10.0.22631.0 < 10.0.22631.4890" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2022, 23H2 Edition (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2022, 23H2 Edition (Server Core Installation)" | >= 10.0.25398.0 < 10.0.25398.1425 Search vendor "Microsoft" for product "Windows Server 2022, 23H2 Edition (Server Core Installation)" and version " >= 10.0.25398.0 < 10.0.25398.1425" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 Version 24H2 Search vendor "Microsoft" for product "Windows 11 Version 24H2" | >= 10.0.26100.0 < 10.0.26100.3194 Search vendor "Microsoft" for product "Windows 11 Version 24H2" and version " >= 10.0.26100.0 < 10.0.26100.3194" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2025 Search vendor "Microsoft" for product "Windows Server 2025" | >= 10.0.26100.0 < 10.0.26100.3194 Search vendor "Microsoft" for product "Windows Server 2025" and version " >= 10.0.26100.0 < 10.0.26100.3194" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 Version 1507 Search vendor "Microsoft" for product "Windows 10 Version 1507" | >= 10.0.10240.0 < 10.0.10240.20915 Search vendor "Microsoft" for product "Windows 10 Version 1507" and version " >= 10.0.10240.0 < 10.0.10240.20915" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 Version 1607 Search vendor "Microsoft" for product "Windows 10 Version 1607" | >= 10.0.14393.0 < 10.0.14393.7785 Search vendor "Microsoft" for product "Windows 10 Version 1607" and version " >= 10.0.14393.0 < 10.0.14393.7785" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | >= 10.0.14393.0 < 10.0.14393.7785 Search vendor "Microsoft" for product "Windows Server 2016" and version " >= 10.0.14393.0 < 10.0.14393.7785" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2016 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2016 (Server Core Installation)" | >= 10.0.14393.0 < 10.0.14393.7785 Search vendor "Microsoft" for product "Windows Server 2016 (Server Core Installation)" and version " >= 10.0.14393.0 < 10.0.14393.7785" | en |
Affected
| ||||||