CVE-2026-25108

criticalknown exploitedcovered by 1 sourcefirst seen 2026-02-24

Actively exploited. CVE-2026-25108 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-02-24) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

Soliton Systems K.K FileZen contains an OS command injection vulnerability when an user logs-in to the affected product and sends a specially crafted HTTP request.

CSIRTS triage

What: An OS command injection vulnerability allows execution of arbitrary commands upon user login.
Who is affected: Users logging into Soliton Systems K.K FileZen.
Urgency: Immediate remediation is necessary due to active exploitation and critical severity.
Action: Patch FileZen to the latest version.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 91% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalexploitedCVE-2026-25108: Soliton Systems K.K FileZen OS Command Injection Vulnerabilitycisa-kev · 2026-02-24

External references

NVD record for CVE-2026-25108

CVE.org record

CISA KEV catalog

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