CVE-2026-25108

Soliton Systems K.K. FileZen

Published 13 Feb 2026 · updated 17 Jun 2026 · Analyzed

8.7 High · CVSS 4.0, jpcert.or.jp

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 24 Feb 2026, with a remediation deadline of 17 Mar 2026 for US federal agencies.

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.

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.

References