CVE-2026-41527

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Source
https://cve.org/CVERecord?id=CVE-2026-41527
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41527.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-41527
Published
2026-04-21T00:00:00Z
Modified
2026-10-28T02:30:43Z
Severity
  • 6.9 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "cna_assigner":  "mitre",
    "cwe_ids":  [
        "CWE-670"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41527.json"
}
References

Affected packages

Git / github.com/kde/kleopatra

Affected ranges

Type
GIT
Repo
https://github.com/kde/kleopatra
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
2ddbfd59b145ac527383fb7910b9f1f00d2fdcf4
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "26.08.0"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        },
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "26.08.0"
                }
            ],
            "source":  "DESCRIPTION"
        }
    ]
}

Affected versions

gpg4win-3.*
gpg4win-3.1.24
gpg4win-3.1.26
gpg4win-5.*
gpg4win-5.0.0-beta369
gpg4win-5.0.0-beta395
gpg4win-5.0.0-beta479
v16.*
v16.03.80
v16.03.90
v16.07.80
v16.07.90
v16.11.80
v17.*
v17.03.80
v17.07.80
v18.*
v18.03.80
v18.07.80
v18.11.80
v19.*
v19.03.80
v19.07.80
v20.*
v20.03.80
v20.07.80
v24.*
v24.01.75
v24.01.80
v24.01.85
v24.01.90
v26.*
v26.07.80
v26.07.90

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41527.json"