Vulnerability · Published Sep 22, 2026 · Assigned by SolarWinds
CVE-2026-28324SolarWinds Observability Self-Hosted Remote Code Execution Vulnerability
Critical 9.8
In plain English
A critical-severity insufficient verification of data authenticity in Observability Self-Hosted from SolarWinds. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.7%top 48.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SolarWinds | Observability Self-Hosted | 0 – before 2026.2.3 |
Weakness: CWE-345 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm release-notes
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28324 vendor-advisory
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm x_secure-configuration-guide
- https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm mitigation