CVE-2026-69994: Microsoft Remote Desktop Client use-after-free remote code execution

CVE-2026-69994 · Severity: high · CVSS 7.5 · Published 2026-10-13

A use-after-free vulnerability in Microsoft Remote Desktop Client allows an attacker to execute arbitrary code on a user's computer by sending a malicious network packet. An attacker with network access can exploit this flaw without authentication to gain complete control over the affected system.

Technologies: Microsoft Remote Desktop Client. Vendors: Microsoft.

Quick answers

Is CVE-2026-69994 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-69994 being exploited in the wild.
How severe is CVE-2026-69994?
High severity, with a CVSS score of 7.5, published 13 October 2026.
Which products and versions are affected?
Microsoft Remote Desktop Client.
Is there a fix for CVE-2026-69994?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-69994 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-69994?
Check whether you run Microsoft Remote Desktop Client. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A use-after-free memory corruption vulnerability exists in the Remote Desktop Client that can be triggered over the network. The vulnerability allows remote code execution via crafted network packets sent to the RDP protocol listener, with no authentication required and no user interaction needed.

Affected products

  • Microsoft Remote Desktop Client

Timeline

  • 2026-10-13: disclosed

References

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