SolarWinds Observability Self-Hosted XSS Stored XSS in UI
CVE-2026-28298 Published on March 26, 2026

SolarWinds Observability Self-Hosted Stored Cross-Site Scripting Vulnerability
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.

NVD

Vulnerability Analysis

Attack Vector:
ADJACENT_NETWORK
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
NONE

Weakness Type

What is a XSS Vulnerability?

The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

CVE-2026-28298 has been classified to as a XSS vulnerability or weakness.


Affected Versions

SolarWinds Observability Self-Hosted Version 2026.1.1 and previous versions is affected by CVE-2026-28298

Exploit Probability

EPSS
0.03%
Percentile
8.59%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.