PT-2026-58659 · Microsoft · Windows Rdp

Published 2026-07-14 · Updated 2026-07-14 · CVE-2026-58546

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

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

Description The use of an uninitialized resource in Windows Remote Desktop Protocol (RDP) allows an unauthorized attacker to disclose sensitive information over a network, which can subsequently affect the system.

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

Use of Uninitialized Resource

Weakness Enumeration

CWE-908

Related Identifiers

CVE-2026-58546

Affected Products

Windows Rdp

References · 4

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-58546 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58546 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-58546 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-58546 · Security Note