Advisoriesby IbisSolarWindsCVE-2026-28325
SolarWinds Observability Self-Hosted: remote code execution
Fix: upgrade to 2026.2.3 or later
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Observability Self-Hosted Product | < 2026.2.3 | 2026.2.3 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-502
- www.cve.org/CVERecord?id=CVE-2026-28325
- nvd.nist.gov/vuln/detail/CVE-2026-28325
- documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
- documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm
- www.solarwinds.com/trust-center/security-advisories/CVE-2026-28325