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High 8.8Published Sep 22, 2026
CVE-2026-28325SolarWinds Observability Self-Hosted Unauthenticated Remote Code Execution Vulnerability
Updated under an hour ago ()
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It affects SolarWinds Observability Self-Hosted. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-502
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- SolarWinds
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 23, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
SolarWinds Observability Self-Hosted solarwinds:observability_self_hosted (from the name) | before 2026.2.3 | CNA record |
References
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htmrelease-notes
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28325vendor-advisory
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htmx-secure-configuration-guide
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.