Vulnerability in Solarwinds Observability Self-Hosted
CVE-2026-28324
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.
Published .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- documentation.solarwinds.com/en/success_center/orionplatform/content/release_no… (release-notes)
- www.solarwinds.com/trust-center/security-advisories/CVE-2026-28324 (vendor-advisory)
- documentation.solarwinds.com/en/success_center/orionplatform/content/core-secur… (x_secure-configuration-guide)
- documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingaloc… (mitigation)
Frequently asked questions
- What is CVE-2026-28324?
- CVE-2026-28324 is a critical-severity vulnerability in Solarwinds Observability Self-Hosted, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.8/10. Published 2026-09-22.
- How severe is CVE-2026-28324?
- Critical severity. CVSS v3 base score is 9.8 out of 10.