CVE-2026-27653
Incorrect Default Permissions in Soliton Installers Allow SYSTEM Code Execution
Publication date: 2026-02-27
Last updated on: 2026-03-17
Assigner: JPCERT/CC
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| soliton | securebrowser_for_onegate | 1.0.0 |
| soliton | securebrowser_ii | From 2.0.0 (inc) to 2.0.15 (exc) |
| soliton | secureworkspace | From 1.0.0 (inc) to 1.4.8 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-276 | During installation, installed file permissions are set to allow anyone to modify those files. |
| CWE-863 | The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the installers of multiple products from Soliton Systems K.K. The issue is caused by incorrect default permissions set during installation, which can allow an attacker to execute arbitrary code with SYSTEM privileges.
How can this vulnerability impact me? :
If exploited, this vulnerability can allow an attacker to run arbitrary code with SYSTEM-level privileges on the affected system. This means the attacker could potentially take full control of the system, leading to unauthorized access, data manipulation, or disruption of services.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know