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Vulnerability record · CVE-2023-6239 · published 28 November 2023

CVE-2023-6239: M-files server vulnerability

M Files · M Files Server

Under rare conditions, the effective permissions of an object might be incorrectly calculated if the object has a specific configuration of metadata-driven permissions in M-Files Server versions 23.9, 23.10, and 23.11 before 23.11.13168.7, potentially enabling unauthorized access to the object.

8.8 CVSS 3.1 High EPSS 0.57% · top 55.1% CWE-281 · CWE-281
8.8CVSS 3.1 base score
0.57%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

Under rare conditions, the effective permissions of an object might be incorrectly calculated if the object has a specific configuration of metadata-driven permissions in M-Files Server versions 23.9, 23.10, and 23.11 before 23.11.13168.7, potentially enabling unauthorized access to the object.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://empower.m-files.com/security-advisories/CVE-2023-6239
https://product.m-files.com/security-advisories/cve-2023-6239/
https://www.m-files.com/about/trust-center/security-advisories/cve-2023-6239/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-6912M-files server improper restriction of authentication attempts vulnerabilityLack of protection against brute force attacks in M-Files Server before 23.12.13205.0 allows an attacker unlimited authentication attempts, potential…EPSS 0.98%9.8CVE-2021-41807M-files server improper restriction of authentication attempts vulnerabilityLack of rate limiting in M-Files Server and M-Files Web products with versions before 21.12.10873.0 in certain type of user accounts allows unlimited…EPSS 1.1%9.2CVE-2024-10127M-files server vulnerabilityAuthentication bypass condition in LDAP authentication in M-Files server versions before 24.11 supported usage of OpenLDAP configurations that allowe…EPSS 0.61%8.4CVE-2025-5964M-files server path traversal vulnerabilityA path traversal issue in the API endpoint in M-Files Server before version 25.6.14925.0 allows an authenticated user to read files in the server.EPSS 13%8.4CVE-2024-6789M-files server path traversal vulnerabilityA path traversal issue in API endpoint in M-Files Server before version 24.8.13981.0 and LTS 24.2.13421.15 SR2 and LTS 23.8.12892.0 SR6 allows authen…EPSS 0.56%7.8CVE-2023-2112M-files server improper access control vulnerabilityDesktop component service allows lateral movement between sessions in M-Files before 23.4.12455.0.EPSS 0.18%7.6CVE-2022-4862M-files server information exposure vulnerabilityRendering of HTML provided by another authenticated user is possible in browser on M-Files Web before 22.12.12140.3. This allows the content to steal…EPSS 0.36%7.5CVE-2024-4056M-files server inefficient regular expression (redos) vulnerabilityDenial of service condition in M-Files Server in versions before 24.4.13592.4 and after 23.11 (excluding 24.2 LTS) allows unauthenticated user to con…EPSS 0.77%

Source: NIST National Vulnerability Database (record CVE-2023-6239), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.