CVE-2025-64724: arduino ide Permission Flaw — Fix

Description

Arduino IDE is an integrated development environment. Prior to version 2.3.7, Arduino IDE for macOS is installed with world-writable file permissions on sensitive application components, allowing any local user to replace legitimate files with malicious code. When another user launches the application, the malicious code executes with that user's privileges, enabling privilege escalation and unauthorized access to sensitive data. The fix is included starting from the `2.3.7` release.

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CVSS v3.1 Score

7.3

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-276 Incorrect Default Permissions

Affected Products

Vendor	Product	Versions
arduino	arduino_ide	< 2.3.7
apple	macos	All

References

Advisories & Patches

https://github.com/arduino/arduino-ide/pull/2805/commits/5d282f38496e96dcba02818536c0835bd684ec98 https://github.com/arduino/arduino-ide/security/advisories/GHSA-3fvj-pgqw-fgw6 https://support.arduino.cc/hc/en-us/articles/24329484618652-ASEC-25-004-Arduino-IDE-v2-3-7-Resolves-Multiple-Vulnerabilities

Other References

https://github.com/arduino/arduino-ide/releases/tag/2.3.7

Frequently Asked Questions

What is CVE-2025-64724? +

Arduino IDE is an integrated development environment. Prior to version 2.3.7, Arduino IDE for macOS is installed with world-writable file permissions on sensitive application components, allowing any local user to replace legitimate files with malicious code. When another user launches the application, the malicious code executes with that user's privileges, enabling privilege escalation and unauthorized access to sensitive data. The fix is included starting from the `2.3.7` release. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2025-64724? +

CVE-2025-64724 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-64724? +

CVE-2025-64724 affects products from apple, arduino, specifically: arduino_ide, macos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-64724? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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