Is CVE-2023-3406 in the CISA KEV catalog?

No. CVE-2023-3406 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-3406?

CVE-2023-3406 has a CVSS v3 base score of 7.7 (HIGH).

What is the EPSS score for CVE-2023-3406?

CVE-2023-3406 has an EPSS score of 0.60% (44th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-3406?

Upgrade classic web to 23.2 or later.

CVE & CISA-KEV Catalog

CVE-2023-3406

HIGH

7.7

CVSS v3

NVD

Description

Path Traversal issue in M-Files Classic Web versions below 23.6.12695.3 and LTS Service Release Versions before 23.2 LTS SR3 allows authenticated user to read some restricted files on the web server

CWE-22Path Traversal

How to fix

Remediation Available

classic webNVD

Affected:< 23.2Fixed in:23.2CVE-2023-3406derived from NVD

Affected:< 23.6.12695.3Fixed in:23.6.12695.3CVE-2023-3406derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.60%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Other references3

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-23.