CVE-2025-26677

Name: CVE-2025-26677
Creator: NVD / NIST
Published: 2025-05-13T17:15:51.787+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.40%

Last modified Jun 17, 2026

CVE-2025-26677 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.. EPSS estimates a 1.40% chance of exploitation in the next 30 days.

Description

Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.40%

69.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Microsoft	Windows Server 2016	< 10.0.14393.8066
Microsoft	Windows Server 2019	< 10.0.17763.7314
Microsoft	Windows Server 2022	< 10.0.20348.3692
Microsoft	Windows Server 2022 23h2	< 10.0.25398.1611
Microsoft	Windows Server 2025	< 10.0.26100.4061

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26677Vendor Advisory

Timeline

Published: May 13, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-26677?

Uncontrolled resource consumption in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.

How severe is CVE-2025-26677?

CVE-2025-26677 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.40% probability of exploitation in the next 30 days.

How do I fix CVE-2025-26677?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-26677?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST