Cyber Resilience

CVE-2023-3405

High

Published: 27 June 2023

Published
27 June 2023
Modified
23 February 2026
KEV Added
—
Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0032 55.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-3405 is a high-severity Uncaught Exception (CWE-248) vulnerability in M-Files M-Files Server. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 44.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Unchecked parameter value in M-Files Server in versions before 23.6.12695.3 (excluding 23.2 SR2 and newer) allows anonymous user to cause denial of service

CWE(s)
CWE-248NVD-CWE-Other

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

m-files
m-files server
≤ 23.6.12695.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-24 Fail in Known State
addresses: CWE-248

Prevents abrupt termination from uncaught exceptions by requiring a defined, preserved-state failure mode.

SI-17 Fail-safe Procedures
addresses: CWE-248

Requires pre-defined safe responses for uncaught exceptions so they do not result in undefined or insecure program termination.

References