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Vulnerability record · CVE-2026-28325 · published 22 September 2026

CVE-2026-28325: Deserialization of untrusted data vulnerability

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.

8.8 CVSS 3.1 High EPSS 1.5% · top 26.5% CWE-502 · Deserialization of untrusted data Awaiting Analysis
8.8CVSS 3.1 base score
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
24 Sep 2026Last modified by NVD

Description

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

References

LinkTags
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.ht
https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28325

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Source: NIST National Vulnerability Database (record CVE-2026-28325), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.