CVE-2026-0663 | BDVDB-2026-311534 Detail

M-FilesM-Files Server

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.

Impact#

CAPEC-153 Input Data Manipulation

Weaknesses#

CWE-1286 Improper Validation of Syntactic Correctness of Input

References#

Exploit#

No public exploit known

History#

Version 12026-01-21Record published in the CVE List.
Version 22026-02-23Most recent update recorded in the CVE List.

Published

Published: 2026-01-21
Last modified: 2026-02-23

Vendor information

Vendor: M-Files
Product: M-Files Server

All M-Files vulnerabilities

Score

6.9 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 35.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 26.1.15632.3
Fixed
26.1.15632.3

Scoring System

CVSS v4.0

6.9 Medium

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	High
User Interaction	None
Vulnerable System Confidentiality	None
Vulnerable System Integrity	None
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).