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TI-2024-18405 Aliases CVE-2024-27790GHSA-rcf6-gj9x-5p73

Improper access control in Claris FileMaker Server

Priority LOW 39CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.

Summary

Claris International has resolved an issue of potentially allowing unauthorized access to records stored in databases hosted on FileMaker Server. This issue has been fixed in FileMaker Server 20.3.2 by validating transactions before replying to client requests.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00462 40th percentileScored 2026-11-07
Fix Fixed FileMaker Server (Claris): 20.3.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

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

Affected products

VendorProductAffected versionsFixed inStatusSource
ClarisFileMaker Serverbefore 20.3.220.3.2Patch availableCNA
  • FileMaker Server VendorClaris Affected before 20.3.2 Fixed in 20.3.2 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:claris:filemaker_server:*:*:*:*:*:*:*:*before 20.3.2VulnerableClaris
  • cpe:2.3:a:claris:filemaker_server:*:*:*:*:*:*:*:* Versions before 20.3.2 Vulnerable ·Claris

Remediation

  • Fix · CNA FileMaker Server (Claris) Fixed in 20.3.2

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-27790
  2. 2026-10-03 Alias added: GHSA-rcf6-gj9x-5p73

References

Advisory 1

  • TI-2025-29047 Code injection in Claris FileMaker Server CVSS 3.1CRITICAL 9.8
  • TI-2026-59422 Authorization bypass in Claris FileMaker Server CVSS 3.1CRITICAL 9.1
  • TI-2026-59421 Out-of-bounds read in Claris FileMaker Server CVSS 3.1CRITICAL 9.1
  • TI-2026-59420 Heap-based buffer overflow in Claris FileMaker Server CVSS 3.1HIGH 7.8
  • TI-2023-23030 A privilege escalation issue existed in FileMaker Server, potentially exposing sensitive… CVSS 3.1MEDIUM 6.5
  • TI-2025-29046 Information disclosure in Claris FileMaker Server CVSS 3.1MEDIUM 5.3
See all 12 →

Sources

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