CVE-2025-22152: Atheos

Critical severity, CVSS 9.1. EPSS: 0.7% chance of exploitation in the next 30 days.

Atheos is a self-hosted browser-based cloud IDE. Prior to v600, the $path and $target parameters are not properly validated across multiple components, allowing an attacker to read, modify, or execute arbitrary files on the server. These vulnerabilities can be exploited through various attack vectors present in multiple PHP files. This vulnerability is fixed in v600.

Affected products

• Atheos Atheos: before 600 (fixed in 600)

Published 2025-01-10. Last modified 2026-06-17.