PT-2026-47910 · Microsoft · Windows

Published 2026-06-09 · Updated 2026-06-10 · CVE-2026-42985

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Windows (affected versions not specified)

Description A heap-based buffer overflow in the Remote Desktop Client allows an unauthorized attacker to execute code over a network. A heap-based buffer overflow occurs when a program writes more data to a heap-allocated memory block than it can hold, potentially corrupting adjacent memory.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2026-42985

Affected Products

Windows

References · 4

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42985 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-42985 · Security Note
• https://twitter.com/vuldb/status/2064404950646677966 · Twitter Post
• https://twitter.com/mwbengtsson/status/2064589823269036166 · Twitter Post