CVE-2026-28325
SolarWinds Observability Self-Hosted Unauthenticated Remote Code Execution Vulnerability
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability stemming from deserialization of untrusted data when the application is configured to use a specific communication mode.
| CWE | CWE-502 |
| Vendor | solarwinds |
| Product | observability self-hosted |
| Published | Sep 22, 2026 |
| Last Updated | Sep 22, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
SolarWinds / Observability Self-Hosted
0 < 2026.2.3
References
documentation.solarwinds.com: https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm solarwinds.com: https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28325 documentation.solarwinds.com: https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
Credits
🔍 Kai Huang from Armadin