CVE-2026-27653

Name: CVE-2026-27653
Creator: NVD / NIST
Published: 2026-02-27T06:17:59.753+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.09%

Last modified Jun 17, 2026

CVE-2026-27653 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 0.09% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.7/10

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

CVSS 4.0

5.4/10

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS 3.0

6.7/10

CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.09%

0.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

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

References

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

Timeline

Published: Feb 27, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-27653?

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 a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.09% probability of exploitation in the next 30 days.

How do I fix CVE-2026-27653?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-27653?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST