---
id: CVE-2026-28325
title: >-
  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.
summary: >-
  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: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-502
vendor: SolarWinds
product: Observability Self-Hosted
affected:
  - observability_self-hosted < 2026.2.3
published: '2026-09-22'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T21:00:46.893'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-28325'
references:
  - url: >-
      https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
    label: psirt@solarwinds.com
  - url: >-
      https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm
    label: psirt@solarwinds.com
  - url: 'https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28325'
    label: psirt@solarwinds.com
tags:
  - nvd
  - cve.org
epss: 0.01518
epssPercentile: 0.73437
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-22T19:36:00.487002Z'
ingestedAt: '2026-09-22T20:10:15.101Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.