What is CVE-2023-2480?

CVE-2023-2480 is a high-severity vulnerability in M-Files, classified under Improper Handling of Insufficient Permissions or Privileges. CVSS score: 7.5/10. Published 2023-05-25.

How severe is CVE-2023-2480?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in M-Files

CVE-2023-2480

Missing access permissions checks in M-Files Client before 23.5.12598.0 (excluding 23.2 SR2 and newer) allows elevation of privilege via UI extension applications

Published 2023-05-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (6.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

M-Files
M-Files Client — versions 0, 23.2.12340.11

Weakness classification (CWE)

References

product.m-files.com/security-advisories/cve-2023-2480/ (vendor-advisory)
empower.m-files.com/security-advisories/CVE-2023-2480 (vendor-advisory)
www.m-files.com/about/trust-center/security-advisories/cve-2023-2480/ (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-2480?: CVE-2023-2480 is a high-severity vulnerability in M-Files, classified under Improper Handling of Insufficient Permissions or Privileges. CVSS score: 7.5/10. Published 2023-05-25.
How severe is CVE-2023-2480?: High severity. CVSS v3 base score is 7.5 out of 10.