CVE-2025-49735
Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability
Severity Score
8.1
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Track*
*SSVC
Descriptions
Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track*
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2025-06-09 CVE Reserved
- 2025-07-08 CVE Published
- 2025-08-09 EPSS Updated
- 2025-08-23 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49735 | 2025-07-08 |
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 Server 2019 Search vendor "Microsoft" for product "Windows Server 2019" | >= 10.0.17763.0 < 10.0.17763.7434 Search vendor "Microsoft" for product "Windows Server 2019" and version " >= 10.0.17763.0 < 10.0.17763.7434" | 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 < 10.0.17763.7434 Search vendor "Microsoft" for product "Windows Server 2019 (Server Core Installation)" and version " >= 10.0.17763.0 < 10.0.17763.7434" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2022 Search vendor "Microsoft" for product "Windows Server 2022" | >= 10.0.20348.0 < 10.0.20348.3807 Search vendor "Microsoft" for product "Windows Server 2022" and version " >= 10.0.20348.0 < 10.0.20348.3807" | 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 < 10.0.26200.4349 Search vendor "Microsoft" for product "Windows Server 2025 (Server Core Installation)" and version " >= 10.0.26100.0 < 10.0.26200.4349" | 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 < 10.0.25398.1665 Search vendor "Microsoft" for product "Windows Server 2022, 23H2 Edition (Server Core Installation)" and version " >= 10.0.25398.0 < 10.0.25398.1665" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2025 Search vendor "Microsoft" for product "Windows Server 2025" | >= 10.0.26100.0 < 10.0.26200.4349 Search vendor "Microsoft" for product "Windows Server 2025" and version " >= 10.0.26100.0 < 10.0.26200.4349" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | >= 10.0.14393.0 < 10.0.14393.8148 Search vendor "Microsoft" for product "Windows Server 2016" and version " >= 10.0.14393.0 < 10.0.14393.8148" | 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 < 10.0.14393.8148 Search vendor "Microsoft" for product "Windows Server 2016 (Server Core Installation)" and version " >= 10.0.14393.0 < 10.0.14393.8148" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2012 Search vendor "Microsoft" for product "Windows Server 2012" | >= 6.2.9200.0 < 6.2.9200.25522 Search vendor "Microsoft" for product "Windows Server 2012" and version " >= 6.2.9200.0 < 6.2.9200.25522" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2012 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2012 (Server Core Installation)" | >= 6.2.9200.0 < 6.2.9200.25522 Search vendor "Microsoft" for product "Windows Server 2012 (Server Core Installation)" and version " >= 6.2.9200.0 < 6.2.9200.25522" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2012 R2 Search vendor "Microsoft" for product "Windows Server 2012 R2" | >= 6.3.9600.0 < 6.3.9600.22620 Search vendor "Microsoft" for product "Windows Server 2012 R2" and version " >= 6.3.9600.0 < 6.3.9600.22620" | en |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2012 R2 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2012 R2 (Server Core Installation)" | >= 6.3.9600.0 < 6.3.9600.22620 Search vendor "Microsoft" for product "Windows Server 2012 R2 (Server Core Installation)" and version " >= 6.3.9600.0 < 6.3.9600.22620" | en |
Affected
| ||||||