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CVE-2026-68955

Quick assessment

Affected
Rakuten Kobo Inc. The installer for Rakuten Kobo Desktop Application (Windows version)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Rakuten Kobo 桌面应用程序（Windows 版本）的安装程序不安全地加载动态链接库（DLL）。如果在调用受影响的安装程序时，在同一目录下存在一个经过构造的 DLL 文件，则可能会以执行安装的用户权限执行任意代码。

CVSS 8.4 · High EPSS 0.18% · P8

Possible ATT&CK Techniques 1 AI

T1558 · Steal or Forge Kerberos Tickets

Affected Version Matrix 1

VendorProduct Version RangeStatus
Rakuten Kobo Inc. The installer for Rakuten Kobo Desktop Application (Windows version) Versions distributed before 2026-07-15. affected
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I. Basic Information for CVE-2026-68955

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Rakuten Kobo Inc. The installer for Rakuten Kobo Desktop Application (Windows version) Versions distributed before 2026-07-15. -

II. Public POCs for CVE-2026-68955

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-68955

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Vendor Advisories for CVE-2026-68955 (2)

IV. Related Vulnerabilities

Same weakness: CWE-427

V. Comments for CVE-2026-68955

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