CVE-2026-0931: CWE-1286 Improper validation of syntactic correctness of input in M-Files Corporation M-Files Server
Denial-of-service vulnerability in M-Files Server versions before 26.5.16015.3 allows an authenticated admin user to cause the M-Files Server process to crash and fail to restart.
AI Analysis
Technical Summary
This vulnerability (CWE-1286) in M-Files Server involves improper validation of input syntax, which can be exploited by an authenticated admin user to crash the M-Files Server process, resulting in a denial-of-service condition where the server fails to restart. The CVSS 4.0 score is 6.9, indicating a medium severity. The affected versions are all versions before 26.5.16015.3, although this is implied by the description rather than explicitly stated in the affectedVersions field. There is no vendor advisory or patch information available at this time.
Potential Impact
An authenticated administrator can cause the M-Files Server process to crash and prevent it from restarting, resulting in denial of service. This disrupts availability of the server until manual intervention or a fix is applied.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict administrative access to trusted personnel only to reduce risk of exploitation.
CVE-2026-0931: CWE-1286 Improper validation of syntactic correctness of input in M-Files Corporation M-Files Server
Description
Denial-of-service vulnerability in M-Files Server versions before 26.5.16015.3 allows an authenticated admin user to cause the M-Files Server process to crash and fail to restart.
CVSS v4.0
Score 6.9medium
Affected software
M-Files Corporation
M-Files Server
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-1286) in M-Files Server involves improper validation of input syntax, which can be exploited by an authenticated admin user to crash the M-Files Server process, resulting in a denial-of-service condition where the server fails to restart. The CVSS 4.0 score is 6.9, indicating a medium severity. The affected versions are all versions before 26.5.16015.3, although this is implied by the description rather than explicitly stated in the affectedVersions field. There is no vendor advisory or patch information available at this time.
Potential Impact
An authenticated administrator can cause the M-Files Server process to crash and prevent it from restarting, resulting in denial of service. This disrupts availability of the server until manual intervention or a fix is applied.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict administrative access to trusted personnel only to reduce risk of exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- M-Files Corporation
- Date Reserved
- 2026-01-14T07:33:57.497Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a730c70bf8831d539b63a2c
Added to database: 08/05/2026, 10:12:00 UTC
Last enriched: 08/12/2026, 14:49:56 UTC
Last updated: 09/17/2026, 22:01:32 UTC
Views: 80
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