CVE-2021-44147

Name: CVE-2021-44147
Creator: NVD / NIST
Published: 2021-11-22T22:15:07.297+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.13%

Last modified Jun 17, 2026

CVE-2021-44147 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An XML External Entity issue in Claris FileMaker Pro and Server (including WebDirect) before 19.4.1 allows a remote attacker to disclose local files via a crafted XML/Excel document and perform server-side request forgery attacks.. EPSS estimates a 1.13% chance of exploitation in the next 30 days.

Description

An XML External Entity issue in Claris FileMaker Pro and Server (including WebDirect) before 19.4.1 allows a remote attacker to disclose local files via a crafted XML/Excel document and perform server-side request forgery attacks.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

1.13%

62.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Claris	Filemaker Pro	< 19.4.1
Claris	Filemaker Server	< 19.4.1

References

https://davidhamann.de/2021/11/18/filemaker-xxe-vulnerability/Exploit, Third Party Advisory
https://support.claris.com/s/answerview?anum=000035751Vendor Advisory
https://davidhamann.de/2021/11/18/filemaker-xxe-vulnerability/Exploit, Third Party Advisory
https://support.claris.com/s/answerview?anum=000035751Vendor Advisory

Timeline

Published: Nov 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-44147?

How severe is CVE-2021-44147?

CVE-2021-44147 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.13% probability of exploitation in the next 30 days.

How do I fix CVE-2021-44147?

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-2021-44147?

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

Scan your code now

Source: NVD / NIST