CVE-2023-42955

Severity: medium (CVSS 4.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-14 · updated 2026-06-17
Weakness: CWE-522

Description

Claris International has successfully resolved an issue of potentially exposing password information to front-end websites when signed in to the Admin Console with an administrator role. This issue has been fixed in FileMaker Server 20.3.1 by eliminating the send of Admin Role passwords in the Node.js socket.

Affected products

Claris FileMaker Server: before 20.3.1 — fixed in 20.3.1

How to fix

Upgrade to a fixed version: Claris FileMaker Server 20.3.1. Check the vendor advisory for mitigations.

References

https://support.claris.com/s/article/Administrator-role-passwords-being-exposed-when-logged-into-the-Admin-Console?language=en_US
https://support.claris.com/s/article/Administrator-role-passwords-being-exposed-when-logged-into-the-Admin-Console?language=en_US

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