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Fencer Vulns
high 7.5

CVE-2023-6912 json

Brute force vulnerability in M-Files user authentication

published 2023-12-20 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-59111

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

Lack of protection against brute force attacks in M-Files Server before 23.12.13205.0 allows an attacker unlimited authentication attempts, potentially compromising targeted M-Files user accounts by guessing passwords.

Patch / fix

  • M-Files Corporation M-Files Server 23.2 LTS SR6, 23.8 LTS SR4, 23.12.13205.0

Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • M-Files Corporation M-Files Server

Classification

Weakness
  • CWE-307 Improper Restriction of Excessive Authentication Attempts

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.