CVE-2026-28324 PUBLISHED

SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability due to the insufficient integrity checks. Installations configured in a non-default and non-secure configuration are affected.

Configure Player Password to secure communication between WPM Player agent and Observability Self-Hosted server. Reference :  https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm

SolarWinds recommends customers to upgrade to Observability Self-Hosted version 2026.2.3 as soon as is practical. If unable to update immediately, apply the recommended workaround.

• Kai Huang from Armadin reporter

• https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm
• https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28324
• https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
• https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm

• CWE-345 Insufficient Verification of Data Authenticity CWE

• CAPEC-242 Code Injection