# CVE-2026-25108: Soliton Systems K.K FileZen OS Command Injection Vulnerability

> CVE-2026-25108: Soliton Systems K.K FileZen OS Command Injection Vulnerability. CVSS 8.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2026-25108
Last updated: 2026-06-17T10:24:07Z

- Published: 2026-02-13 03:39 UTC · Updated: 2026-06-17 10:24 UTC · Assigner: jpcert
- CVSS: 8.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS: 5.2%, 92th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2026-02-24, federal due date 2026-03-17, ransomware use: Unknown
- CWE: CWE-78

## Description

FileZen contains an OS command injection vulnerability. When FileZen Antivirus Check Option is enabled, a logged-in user may send a specially crafted HTTP request to execute an arbitrary OS command.

## CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

## Affected vendors and products

- Soliton Systems K.K.: FileZen

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-25108)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-25108)
- [https://jvn.jp/en/jp/JVN84622767/](https://jvn.jp/en/jp/JVN84622767/)
- [https://www.soliton.co.jp/support/2026/006657.html](https://www.soliton.co.jp/support/2026/006657.html)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-25108 · Markdown: https://rewindex.com/cve/CVE-2026-25108.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-25108 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:15:58.545Z