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CVE-2025-26395: SolarWinds SWOSH DOM-based reflective XSS Vulnerability

7.1 CVSS

Description

SolarWinds Observability Self-Hosted

was susceptible to a cross-site scripting (XSS) vulnerability due to an unsanitized field in the URL. The attack requires authentication using an administrator-level account and user interaction is required.

Classification

CVE ID: CVE-2025-26395

CVSS Base Severity: HIGH

CVSS Base Score: 7.1

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

Problem Types

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

Affected Products

Vendor: SolarWinds

Product: SolarWinds Observability Self-Hosted

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 13.87% (scored less or equal to compared to others)

EPSS Date: 2025-06-19 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: partial

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-26395
https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-26395
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2025-2_release_notes.htm

Timeline