CVE-2026-84012

Double free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.

CVSS 3.1

8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-25)

CWE

CWE-415

Published

2026-10-13

Modified

2026-10-19

Record from

the NVD, synced 2026-10-19

Affected

• microsoft:windows_10_1607
• microsoft:windows_10_1809
• microsoft:windows_server_2012
• microsoft:windows_server_2016
• microsoft:windows_server_2019
• microsoft:windows_server_2022
• microsoft:windows_server_2025

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-84012

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