What’s Vulnerable › Vulnerabilities

CVE-2026-28324: SolarWinds Observability Self-Hosted Remote Code Execution Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-22 · updated 2026-09-24
• Weakness: CWE-345

Description

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.

Affected products

• SolarWinds Observability Self-Hosted: before 2026.2.3 — fixed in 2026.2.3

How to fix

Upgrade to a fixed version: SolarWinds Observability Self-Hosted 2026.2.3. Check the vendor advisory for mitigations.

References

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

Get alerted when CVE-2026-28324 or the next vulnerability affects your stack