Cyber Resilience

CVE-2026-43680

HighRCE

Published: 12 May 2026

Published
12 May 2026
Modified
14 May 2026
KEV Added
Patch
CVSS Score v3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0017 38.2th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-43680 is a high-severity Code Injection (CWE-94) vulnerability in Claris Filemaker Cloud. Its CVSS base score is 7.2 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 38.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A Remote Code Execution vulnerability in Claris FileMaker Cloud allowed a user with Admin Console privileges to bypass a front-end restriction on OS Script schedule types and execute arbitrary operating system commands on the underlying host. This issue is fixed…

more

in FileMaker Cloud 2.22.0.5.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
Why these techniques?

RCE vuln in public-facing FileMaker Cloud admin console directly enables OS command execution via bypassed schedule restriction (CWE-94).

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2026-43685Same product: Claris Filemaker Cloud
CVE-2025-46295Same vendor: Claris
CVE-2026-29955Shared CWE-94
CVE-2024-55964Shared CWE-94
CVE-2026-20045Shared CWE-94
CVE-2025-67038Shared CWE-94
CVE-2024-23921Shared CWE-94
CVE-2024-53944Shared CWE-94
CVE-2024-44722Shared CWE-94
CVE-2026-25001Shared CWE-94

Affected Assets

claris
filemaker cloud
≤ 2.22.0.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References