Cross-site scripting in SolarWinds Observability Self-Hosted
Priority LOW 24CWE-79Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00314 24th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SolarWinds | SolarWinds Observability Self-Hosted | SolarWinds Observability Self-Hosted 2025.4 and prior versions and later | — | No fix listed | CNA |
- SolarWinds Observability Self-Hosted VendorSolarWinds Affected SolarWinds Observability Self-Hosted 2025.4 and prior versions and later Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:solarwinds:observability_self-hosted:*:*:*:*:*:*:*:* | before 2025.4.1 | Vulnerable | SolarWinds |
- cpe:2.3:a:solarwinds:observability_self-hosted:*:*:*:*:*:*:*:* Versions before 2025.4.1 Vulnerable ·SolarWinds
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-26391
- 2026-10-03 Alias added: GHSA-rmmr-w34p-g372
References
More SolarWinds Observability Self-hosted vulnerabilities
- TI-2026-22601 SolarWinds Observability Self-Hosted Stored Cross-Site Scripting Vulnerability CVSS 3.1HIGH 8.7
- TI-2026-22602 SolarWinds Observability Self-Hosted Stored Cross-Site Scripting Vulnerability CVSS 3.1HIGH 8.1
- TI-2025-19356 SolarWinds Observability Self-Hosted Deserialization of Untrusted Data Local Privilege Escalation Vulnerability CVSS 3.1HIGH 7.8
- TI-2025-19354 SolarWinds SWOSH DOM-based reflective XSS Vulnerability CVSS 3.1HIGH 7.1
- TI-2025-19351 SolarWinds Observability Self-Hosted SQL Injection Vulnerability CVSS 3.1MEDIUM 5.4
- TI-2025-27040 SolarWinds Observability Self-Hosted Open Redirection Vulnerability CVSS 3.1MEDIUM 4.8
Sources
- CVE-2025-26391 · CVE Program
- CVE-2025-26391 · NVD
- FIRST EPSS
- GHSA-rmmr-w34p-g372 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences