Auth bypass in Solarwinds Observability Self-Hosted
CVE-2026-28328
SolarWinds Observability Self-Hosted was found to be affected by a broken authorization schema that can allow low-privileged users to access and modify information beyond their assigned permissions.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/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
- Solarwinds Observability Self-Hosted — versions 2026.2.3 and all previous versions
Weakness classification (CWE)
References
- documentation.solarwinds.com/en/success_center/orionplatform/content/release_no… (release-notes)
- www.solarwinds.com/trust-center/security-advisories/CVE-2026-28328 (vendor-advisory)
- documentation.solarwinds.com/en/success_center/orionplatform/content/core-secur… (x_secure-configuration-guide)
Frequently asked questions
- What is CVE-2026-28328?
- CVE-2026-28328 is a high-severity vulnerability in Solarwinds Observability Self-Hosted, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2026-10-20.
- How severe is CVE-2026-28328?
- High severity. CVSS v3 base score is 8.8 out of 10.