CVE-2020-27869: SolarWinds Network Performance Monitor

High severity, CVSS 8.8. EPSS: 5.3% chance of exploitation in the next 30 days.

This vulnerability allows remote attackers to escalate privileges on affected installations of SolarWinds Network Performance Monitor 2020 HF1, NPM: 2020.2. Authentication is required to exploit this vulnerability. The specific flaw exists within the WriteToFile method. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to escalate privileges and reset the password for the Admin user. Was ZDI-CAN-11804.

Affected products

• SolarWinds Network Performance Monitor: version 2020 only; version 2020.2 only

Published 2021-02-12. Last modified 2026-06-17.