Auth bypass in Soliton Securebrowser For Onegate
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.
EPSS: 0.001 (0.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Soliton Securebrowser_for_onegate — versions 1.0.0
- Soliton Securebrowser_ii
- Soliton Secureworkspace
- Soliton Systems K.k. Securebrowser For Onegate — versions V1.0.0
- Soliton Systems K.k. Securebrowser Ii — versions V2.0.0 to V2.0.14
- Soliton Systems K.k. Secureworkspace (Formerly Wrappingbox) — versions V1.0.0 to V1.4.7
Weakness classification (CWE)
References
- vultures@jpcert.or.jp (Vendor Advisory)
- vultures@jpcert.or.jp (Third Party Advisory)
Frequently asked questions
- What is CVE-2026-27653?
- CVE-2026-27653 is a medium-severity vulnerability in Soliton Securebrowser For Onegate, classified under Incorrect Default Permissions. CVSS score: 6.7/10. Published 2026-02-27.
- How severe is CVE-2026-27653?
- Medium severity. CVSS v3 base score is 6.7 out of 10.