CVE-2025-26391CWE-79cross-site-scripting

CVE-2025-26391

Medium · published November 18, 2025

CVSS v3.1
5.4
EPSS
0%
Percentile
23.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00314 · 23.1th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2025-11-18T14:15Z
Affected products (1)
ProductVersionsFixed in
solarwinds/observability_self-hosted< 2025.4.12025.4.1
References (2)
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2025-4-1_release_notes.htm · [email protected]https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-26391 · [email protected]
EPSS history
Timeline
  • 18 NOV 08:53Z
    SolarWinds Observability Self-Hosted XSS Vulnerability
    cvelistv5