🛡️ CVE-2026-27653 — securebrowser-for-onegate

🟡 CVSS 6.7 — Medium ✅ No Known Exploit CWE-276 NVD
6.7
CVSS Score
0 Low4 Medium7 High9 Critical10

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.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is high, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2026-27653 is classified as CWE-276: Incorrect Default Permissions. Files or resources are created with permissions that are broader than they need to be.

Affected software

CVE-2026-27653 is recorded against 3 packages.

  • securebrowser-for-onegate
  • securebrowser-ii (from 2.0.0 up to 2.0.15)
  • secureworkspace (from 1.0.0 up to 1.4.8)

Timeline and source

Published on 27 February 2026 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

jvn.jp
www.soliton.co.jp

Details

Severity MEDIUM
CVSS Score 6.7
CVSS Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CWE CWE-276
Public Exploit ✅ No
Source NVD
Published 2026-02-27
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
securebrowser-for-onegate — —
securebrowser-ii 2.0.0 2.0.15
secureworkspace 1.0.0 1.4.8

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