CVE-2026-28324

CRITICAL 9.8

SolarWinds Observability Self-Hosted Remote Code Execution Vulnerability

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability due to the insufficient integrity checks. Installations configured in a non-default and non-secure configuration are affected.

CWE	CWE-345
Vendor	solarwinds
Product	observability self-hosted
Published	Sep 22, 2026
Last Updated	Sep 22, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

SolarWinds / Observability Self-Hosted

0 < 2026.2.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

documentation.solarwinds.com: https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm solarwinds.com: https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28324 documentation.solarwinds.com: https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm documentation.solarwinds.com: https://documentation.solarwinds.com/en/success_center/wpm/content/orionwpmagaddingalocation.htm

Credits

🔍 Kai Huang from Armadin