CVE-2026-28325

8.8 highEPSS 1.5%

High (8.8). EPSS 1.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)
CWE: CWE-502
Published: 2026-09-22
Modified: 2026-09-24
Record from: the NVD, synced 2026-10-19

References

https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm
https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28325

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