Skip to main content
VulnerabilityPublished Updated

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

Affects Soliton Systems K.K FileZenSource CVE Database V5

0

Exploited in the wild · KEV due 17 Mar 2026 · 5% EPSS : apply the vendor's fix or mitigations to Soliton Systems K.K FileZen now.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.0 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
KEV deadline
 US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
EPSS
5.2% chance of exploitation in 30 days – higher than 92% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 13 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: evidence found.

    Listed in CISA KEV 11 days after disclosure

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

Timeline

  1. CVE ID reserved

    by JPCERT/CC

    , 14 days before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. In Threat Radar

    record ingested

    , 40 minutes after disclosure

  4. , 11 days after disclosure

  5. KEV remediation due

    US federal deadline

    , 32 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

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 software

ProductAffectedFixed in
Soliton Systems K.K.FileZenAffected
  • =V5.0.0 to V5.0.10
Fixed in–
Soliton Systems K.K.FileZenAffected
  • =V4.2.1 to V4.2.8
Fixed in–

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

Community reviews

Loading reviews…