What’s Vulnerable › Vulnerabilities

CVE-2023-42954

• 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: 2024-03-21 · updated 2026-06-17
• Weakness: CWE-250

Description

A privilege escalation issue existed in FileMaker Server, potentially exposing sensitive 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 reducing the information sent in requests.

Affected products

• Claris Pro: all versions
• 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/answerview?anum=000041424&language=en_US
• https://support.claris.com/s/answerview?anum=000041424&language=en_US

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