CVE-2025-49688

Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

Description

Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.06%
Vendor Advisory microsoft.com
Affected: Microsoft Windows Server 2019
Affected: Microsoft Windows Server 2019 (Server Core installation)
Affected: Microsoft Windows Server 2022
Affected: Microsoft Windows Server 2025 (Server Core installation)
Affected: Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
Affected: Microsoft Windows Server 2025
Affected: Microsoft Windows Server 2016
Affected: Microsoft Windows Server 2016 (Server Core installation)
Affected: Microsoft Windows Server 2012 R2
Affected: Microsoft Windows Server 2012 R2 (Server Core installation)
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49688 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-49688?
CVE-2025-49688 has been scored as a high severity vulnerability.
How to fix CVE-2025-49688?
To fix CVE-2025-49688, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-49688 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-49688 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-49688?
CVE-2025-49688 affects Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows Server 2022, 23H2 Edition (Server Core installation), Microsoft Windows Server 2025, Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation).
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