What’s Vulnerable › Vulnerabilities
CVE-2019-13991
- Severity: medium (CVSS 6.5 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2019-07-19 · updated 2026-06-17
Description
Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs (directly connected to GPIO pins) via a laser, because of LED photosensitivity.
Affected products
- Arduino Firmware: before rev3 — fixed in rev3
How to fix
Upgrade to a fixed version: Arduino Firmware rev3. Check the vendor advisory for mitigations.
References
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