# CVE-2026-0663

## Summary

- **CVE ID:** CVE-2026-0663
- **Severity:** MEDIUM
- **CVSS Score:** 6.9 (CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-1286
- **Published:** Jan 21, 2026
- **Last Modified:** Mar 12, 2026

## Description

Denial-of-service vulnerability in M-Files Server versions before 26.1.15632.3 allows an authenticated attacker with vault administrator privileges to crash the M-Files Server process by calling a vulnerable API endpoint.

## Affected Products

- M-Files Corporation — M-Files Server (0)

## References

- [CNA](https://empower.m-files.com/security-advisories/CVE-2026-0663)
- [CNA](https://product.m-files.com/security-advisories/cve-2026-0663/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.39%
- **EPSS Percentile:** 32.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._