TI-2026-59423 Aliases CVE-2026-86938 GHSA-vqf5-hmj7-qj4q

Authorization bypass in Claris FileMaker Pro

LOW 33CWE-639Published 2026-09-23 · Updated 2026-09-24

Key facts

Attack vector: Local
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-639.

Summary

A DLL hijacking vulnerability in the FileMaker Pro installer for Windows allowed a local user to execute arbitrary code with elevated administrator privileges by placing a malicious DLL file in the installer directory. This vulnerability is addressed in FileMaker Pro version 26.0.3.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.001 0th percentileScored 2026-11-07

Fix Fixed FileMaker Pro (Claris): 26.0.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Claris	FileMaker Pro	before 26.0.3	26.0.3	Patch available	CNA

FileMaker Pro VendorClaris Affected before 26.0.3 Fixed in 26.0.3 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:claris:filemaker_pro::::::::	before 26.0.3	Vulnerable	Claris

cpe:2.3:a:claris:filemaker_pro:*:*:*:*:*:*:*:* Versions before 26.0.3 Vulnerable ·Claris

Remediation

Fix · CNA FileMaker Pro (Claris) Fixed in 26.0.3

Timeline

2026-10-02 Threatist record created from CVE-2026-86938
2026-10-03 Alias added: GHSA-vqf5-hmj7-qj4q

References

Advisory 1

https://support.claris.com/s/answerview?anum=000049220&language=en_US

TI-2014-06861 An Authentication Bypass vulnerability exists in the MatchPasswordData function in… CVSS 3.1HIGH 7.8
TI-2023-22999 Uncontrolled search path in Claris FileMaker Pro CVSS 3.1HIGH 7.8
TI-2021-19847 An XML External Entity issue in Claris FileMaker Pro and Server (including WebDirect)… CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences