---
id: CVE-2026-28329
title: SolarWinds Observability Self-Hosted Server-Side Request Forgery (SSRF)
summary: >-
  SolarWinds Observability Self-Hosted was found to be affected by a Server-Side
  Request Forgery (SSRF) vulnerability that allows authenticated attackers to
  cause the application server to send requests to attacker-controlled or
  internal d…
severity: medium
cvss: 6.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-918
vendor: SolarWinds
product: SolarWinds Observability Self-Hosted
affected:
  - observability_self-hosted 2026.2.3 and all previous versions
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-20T18:18:43.810378Z'
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T18:18:59.307Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-28329'
references:
  - url: >-
      https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-4_release_notes.htm
  - url: 'https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28329'
  - url: >-
      https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
tags:
  - cve.org
ingestedAt: '2026-10-20T17:12:53.601Z'
---

## Overview

SolarWinds Observability Self-Hosted was found to be affected by a Server-Side Request Forgery (SSRF) vulnerability that allows authenticated attackers to cause the application server to send requests to attacker-controlled or internal destinations.

## Affected

- `observability_self-hosted 2026.2.3 and all previous versions`

## Remediation

SolarWinds recommends customers to upgrade to Observability Self-Hosted version 2026.4 as soon as is practical.