Stored XSS through URL POST parameter in CreateExternalWebsite Vulnerability
Priority LOW 24CWE-79Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
User with Orion Platform Admin Rights could store XSS through URL POST parameter in CreateExternalWebsite website.
Why it matters now
EPSS 0.01058 64th percentileScored 2026-11-07
Fix Fixed Orion Platform (SolarWinds): 2020.2.6 HF1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SolarWinds | Orion Platform | 2020.2.6 and previous versions to before 2020.2.6 HF1 | 2020.2.6 HF1 | Patch available | CNA |
- Orion Platform VendorSolarWinds Affected 2020.2.6 and previous versions to before 2020.2.6 HF1 Fixed in 2020.2.6 HF1 Patch available CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:solarwinds:orion_platform:*:*:*:*:*:*:*:* | up to 2020.2.5 | Vulnerable | SolarWinds |
| cpe:2.3:a:solarwinds:orion_platform:2020.2.6:-:*:*:*:*:*:* | 2020.2.6 | Vulnerable | SolarWinds |
- cpe:2.3:a:solarwinds:orion_platform:*:*:*:*:*:*:*:* Versions up to 2020.2.5 Vulnerable ·SolarWinds
- cpe:2.3:a:solarwinds:orion_platform:2020.2.6:-:*:*:*:*:*:* Versions 2020.2.6 Vulnerable ·SolarWinds
Remediation
- Fix · CNA Orion Platform (SolarWinds) Fixed in 2020.2.6 HF1
Timeline
- 2026-10-02 Threatist record created from CVE-2021-35238
- 2026-10-03 Alias added: GHSA-p94g-5v88-v8wc
References
More SolarWinds Orion Platform vulnerabilities
- TI-2020-08199 Authentication bypass in SolarWinds Orion Platform KEVCVSS 3.1CRITICAL 9.8
- TI-2022-17164 SolarWinds Platform Deserialization of Untrusted Data CVSS 3.1HIGH 8.8
- TI-2022-17166 Orion Platform SQL Injection Privilege Escalation Vulnerability CVSS 3.1HIGH 8.8
- TI-2021-14112 Chart Endpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability CVSS 3.1HIGH 8.9
- TI-2021-14109 ActionPluginBaseView Deserialization of Untrusted Data RCE CVSS 3.1HIGH 8.9
- TI-2022-17818 SolarWinds Platform Deserialization of Untrusted Data Vulnerability CVSS 3.1HIGH 7.2
Sources
- CVE-2021-35238 · CVE Program
- CVE-2021-35238 · NVD
- FIRST EPSS
- GHSA-p94g-5v88-v8wc · 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