PT-2026-58661 · Microsoft · Windows

CVE-2026-58594 · Published 2026-07-14 · Updated 2026-07-15

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

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

Description An integer overflow or wraparound in the Remote Desktop Protocol (RDP) allows an unauthorized attacker to execute arbitrary code over a network.

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

RCE

DoS

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

BDU:2026-09969

CVE-2026-58594

Affected Products

Windows

References · 7

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58594 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-58594 · Security Note
• https://bdu.fstec.ru/vul/2026-09969 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-58594 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-58594 · Security Note
• https://twitter.com/vuldb/status/2077444425714954407 · Twitter Post
• https://twitter.com/windowsforum/status/2077508549748326911 · Twitter Post