CVE-2026-68955

DLL Loading Vulnerability in Kobo Desktop App Installer

Published Sep 14, 2026 CVSS 4.0 · 8.4 High EPSS < 1% KEV · Not listed
Description
The installer for Rakuten Kobo Desktop Application (Windows version) insecurely loads Dynamic Link Libraries. If there is a crafted DLL at the same directory when invoking the affected installer, arbitrary code may be executed with the privileges of the user who performed the installation.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Rakuten Kobo
Rakuten Kobo installer For Rakuten Kobo Desktop Application
Vendors & Products Rakuten Kobo
Rakuten Kobo installer For Rakuten Kobo Desktop Application
Type Values Removed Values Added
Title DLL Loading Vulnerability in Kobo Desktop App Installer
Type Values Removed Values Added
Title Arbitrary Code Execution via Unsafe DLL Loading in Kobo Desktop App Installer
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Arbitrary Code Execution via Unsafe DLL Loading in Kobo Desktop App Installer
Type Values Removed Values Added
Description The installer for Rakuten Kobo Desktop Application (Windows version) insecurely loads Dynamic Link Libraries. If there is a crafted DLL at the same directory when invoking the affected installer, arbitrary code may be executed with the privileges of the user who performed the installation.
Weaknesses CWE-427
References
Metrics cvssV3_0

{'score': 7.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
jpcert
Published
Updated
Sep 14, 2026, 11:19 AM
Reserved
Aug 4, 2026, 12:25 PM
Status
Deferred
Published
Sep 14, 2026, 7:17 AM
Modified
Sep 16, 2026, 7:27 PM