PT-2026-58155 · Microsoft · Windows Clipboard Server+1

CVE-2026-49183 · Published 2026-07-14 · Updated 2026-07-22

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

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

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

Description A race condition occurs in the Windows Clipboard Server due to improper synchronization when using a shared resource. This allows an authorized attacker to elevate privileges locally. A race condition is a situation where the system's substantive behavior is dependent on the sequence or timing of other uncontrollable events.

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

DoS

Use After Free

Race Condition

Weakness Enumeration

CWE-416

CWE-362

Related Identifiers

BDU:2026-09819

CVE-2026-49183

Affected Products

Windows

Windows Clipboard Server

References · 6

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-49183 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49183 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-09819 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-49183 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-49183 · Security Note
• https://t.me/cveNotify/212120 · Telegram Post