CVE-2026-27653 — MEDIUM (6.7)

Q: What is CVE-2026-27653?

CVE-2026-27653 is a vulnerability with a CVSS score of 6.7 (MEDIUM). The installers for multiple products provided by Soliton Systems K.K. contain an issue with incorrect default permissions, which may allow arbitrary code to be executed with SYSTEM privileges.

Q: How severe is CVE-2026-27653?

CVE-2026-27653 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-27653?

Check the references section above for vendor advisories and patch information. Affected products include: Soliton Securebrowser For Onegate, Soliton Securebrowser Ii, Soliton Secureworkspace.

Vulnerability Description

The installers for multiple products provided by Soliton Systems K.K. contain an issue with incorrect default permissions, which may allow arbitrary code to be executed with SYSTEM privileges.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Soliton	Securebrowser For Onegate	1.0.0
Soliton	Securebrowser Ii	>= 2.0.0, < 2.0.15
Soliton	Secureworkspace	>= 1.0.0, < 1.4.8

Related Weaknesses (CWE)

CWE-863 CWE-276

References

https://jvn.jp/en/jp/JVN41357120/Third Party Advisory
https://www.soliton.co.jp/support/2026/006679.htmlVendor Advisory

FAQ

What is CVE-2026-27653?

CVE-2026-27653 is a vulnerability with a CVSS score of 6.7 (MEDIUM). The installers for multiple products provided by Soliton Systems K.K. contain an issue with incorrect default permissions, which may allow arbitrary code to be executed with SYSTEM privileges.

How severe is CVE-2026-27653?

CVE-2026-27653 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-27653?

Check the references section above for vendor advisories and patch information. Affected products include: Soliton Securebrowser For Onegate, Soliton Securebrowser Ii, Soliton Secureworkspace.