SolarWinds Observability Self-Hosted Remote Code Execution Vulnerability
Summary
| CVE | CVE-2026-28324 |
|---|---|
| State | PUBLISHED |
| Assigner | SolarWinds |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-22 20:17:03 UTC |
| Updated | 2026-09-24 21:00:46 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.006540000 probability, percentile 0.491680000 (date 2026-09-25)
Problem Types: CWE-345 | CWE-345 CWE-345 Insufficient Verification of Data Authenticity
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | CVSS | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | SolarWinds | Observability Self-Hosted | affected 2026.2.3 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configura... | [email protected] | documentation.solarwinds.com | |
| documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_202... | [email protected] | documentation.solarwinds.com | |
| www.solarwinds.com/trust-center/security-advisories/CVE-2026-28324 | [email protected] | www.solarwinds.com | |
| documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm | [email protected] | documentation.solarwinds.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Kai Huang from Armadin (en)
Additional Advisory Data
Solutions
CNA: SolarWinds recommends customers to upgrade to Observability Self-Hosted version 2026.2.3 as soon as is practical. If unable to update immediately, apply the recommended workaround.
Workarounds
CNA: Configure Player Password to secure communication between WPM Player agent and Observability Self-Hosted server. Reference : https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm