CVE-2026-28298 PUBLISHED

SolarWinds Observability Self-Hosted Stored Cross-Site Scripting Vulnerability

Assigner: SolarWinds
Reserved: 26.02.2026 Published: 26.03.2026 Updated: 26.03.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N
CVSS Score: 5.9

Attack Vector	Adjacent Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	High	Integrity Impact	High
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	SolarWinds
Product	SolarWinds Observability Self-Hosted
Versions	Default: affected Version 2026.1.1 and previous versions is affected

Credits

James Donlon-Armadin finder

References

Problem Types

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE

Impacts

CAPEC-63 Cross-Site Scripting (XSS)