CVE-2025-49688
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- Record
CVE-2025-49688- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-415
- Updated
- 2026-11-02
EUVDEUVD-2025-20636
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- Record
EUVD-2025-20636- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-fjff-r876-r378
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker...
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- Record
GHSA-fjff-r876-r378- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-415
- Updated
- 2026-11-02
NVD
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- Record
CVE-2025-49688- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-415
- Updated
- 2026-11-02
Affected products
- microsoft windows server 2012 r2
- microsoft windows server 2012 r2 (server core installation)
- microsoft windows server 2016
- microsoft windows server 2016 (server core installation)
- microsoft windows server 2019
- microsoft windows server 2019 (server core installation)
- microsoft windows server 2022
- microsoft windows server 2022, 23h2 edition (server core installation)
- microsoft windows server 2025
- microsoft windows server 2025 (server core installation)
- microsoft windows server 2012
- microsoft windows server 2022 23h2
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-49688 is a high vulnerability (CVSS 8.8) in Microsoft Windows Server 2012 R2, published July 8, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. No source names a fixed version.