CVE-2025-40545: SolarWinds Observability Self-Hosted

Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days.

SolarWinds Observability Self-Hosted is susceptible to an open redirection vulnerability. The URL is not properly sanitized, and an attacker could manipulate the string to redirect a user to a malicious site. The attack complexity is high, and authentication is required.

Affected products

• SolarWinds Observability Self-Hosted: before 2025.4.1 (fixed in 2025.4.1)

Published 2025-11-18. Last modified 2026-06-17.