CVE-2026-41527CWE-670

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…

Medium · published April 21, 2026

CVSS v3.1
6.9
EPSS
0%
Percentile
4.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.9 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.00156 · 4.4th percentile
Weakness
CWE-670 · Always-Incorrect Control Flow Implementation
Published
2026-04-21T00:00Z
EPSS history
Timeline
  • 21 APR 00:00Z
    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…
    cvelistv5