CVE-2026-28298

Severity CVSS v4.0:

Pending analysis

Type:

CWE-79 Cross-Site Scripting (XSS)

Publication date:

26/03/2026

Last modified:

26/03/2026

Description

SolarWinds Observability Self-Hosted was found to be affected by a stored cross-site scripting vulnerability, which when exploited, can lead to unintended script execution.

Impact

Vector 3.x

CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.90 MEDIUM
Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): None

Base Score 3.x

5.90

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-1-1_release_notes.htm
https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28298