CVE-2025-26391

Description

SolarWinds Observability Self-Hosted XSS Vulnerability. The SolarWinds Platform was susceptible to a XSS vulnerability that affects user-created URL fields. This vulnerability requires authentication from a low-level account.

CVSS breakdown

CVSS 3.1

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected products

SolarWinds / SolarWinds Observability Self-HostedSolarWinds Observability Self-Hosted 2025.4 and prior versions – SolarWinds Observability Self-Hosted 2025.4 and prior versions

References

VENDOR_ADVISORYhttps://www.solarwinds.com/trust-center/security-advisories/CVE-2025-26391
MISChttps://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2025-4-1_release_notes.htm