KDE Kleopatra before 26.08.0 on Windows allows local users to obtain the privileges of a Kleopatra user, because there is an error in the mechanism (KUniqueService) for ensuring that only one instance is running.
History

Wed, 22 Apr 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 22 Apr 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Kde
Kde kleopatra
Vendors & Products Kde
Kde kleopatra

Wed, 22 Apr 2026 07:15:00 +0000

Type Values Removed Values Added
Title Local Privilege Escalation via KUniqueService in KDE Kleopatra

Wed, 22 Apr 2026 00:00:00 +0000

Type Values Removed Values Added
Description KDE Kleopatra before 26.08.0 on Windows allows local users to obtain the privileges of a Kleopatra user, because there is an error in the mechanism (KUniqueService) for ensuring that only one instance is running.
Weaknesses CWE-670
References
Metrics cvssV3_1

{'score': 6.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-22T15:35:24.571Z

Reserved: 2026-04-20T00:00:00.000Z

Link: CVE-2026-41527

cve-icon Vulnrichment

Updated: 2026-04-22T12:58:50.724Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-21T22:16:20.363

Modified: 2026-04-22T21:23:52.620

Link: CVE-2026-41527

cve-icon Redhat

No data.