CVE-2026-41527
Published:April 21, 2026
Updated:May 18, 2026
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.
Related Resources (3)
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Contact UsCVSS v4
Base Score:
7.5
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.9
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
LOW
Weakness Type (CWE)
Always-Incorrect Control Flow Implementation
EPSS
Base Score:
0.02