CVE-2020-8657: EyesOfNetwork Use of Hard-Coded Credentials Vulnerability

Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 91.9% chance of exploitation in the next 30 days.

An issue was discovered in EyesOfNetwork 5.3. The installation uses the same API key (hardcoded as EONAPI_KEY in include/api_functions.php for API version 2.4.2) by default for all installations, hence allowing an attacker to calculate/guess the admin access token.

Affected products

• EyesOfNetwork EyesOfNetwork: version 5.3-0 only

Published 2020-02-06. Last modified 2026-06-17.