Paessler PRTG Network Monitor OS Command Injection Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 04/02/2025. Patch affected systems as an emergency.
| Package | Affected versions | Patched versions |
|---|---|---|
| prtg network monitor | > 19.3.52, < 21.2.68< 18.2.39 | 21.2.6818.2.39 |
An issue was discovered in PRTG Network Monitor before 18.2.39. An attacker who has access to the PRTG System Administrator web console with administrative privileges can exploit an OS command injection vulnerability (both on the server and on devices) by sending malformed parameters in sensor or notification management scenarios.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free