CVE-2021-41809

Name: CVE-2021-41809
Creator: NVD / NIST
Published: 2022-01-18T17:15:09.063+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2021-41809 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. SSRF vulnerability in M-Files Server products with versions before 22.1.11017.1, in a preview function allowed making queries from the server with certain document types referencing external entities.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

SSRF vulnerability in M-Files Server products with versions before 22.1.11017.1, in a preview function allowed making queries from the server with certain document types referencing external entities.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.56%

42.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
M-Files	M-Files Server	< 22.1.11017.1

References

Timeline

Published: Jan 18, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-41809?

How severe is CVE-2021-41809?

CVE-2021-41809 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2021-41809?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-41809?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST