CVE-2026-28325

SolarWinds Observability Self-Hosted Unauthenticated Remote Code Execution Vulnerability

Published Sep 22, 2026 CVSS 3.1 · 8.8 High EPSS 1.5% KEV · Not listed
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.

Remediation

Vendor Solution

SolarWinds recommends customers to upgrade to Observability Self-Hosted version 2026.2.3 as soon as is practical.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Solarwinds
Solarwinds observability Self-hosted
Vendors & Products Solarwinds
Solarwinds observability Self-hosted
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title SolarWinds Observability Self-Hosted Unauthenticated Remote Code Execution Vulnerability
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
SolarWinds
Published
Updated
Sep 23, 2026, 3:56 AM
Reserved
Feb 26, 2026, 2:46 PM
Status
Awaiting Analysis
Published
Sep 22, 2026, 8:17 PM
Modified
Sep 24, 2026, 9:00 PM