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CVE-2026-28330
SolarWinds Observability Self-Hosted Cross-Site Scripting Vulnerability
Medium4.6EPSS 0.28%
- Published
- Updated
- Reserved
- Assigned by
- SolarWinds
Description
SolarWinds Observability Self-Hosted was found to be affected by a stored Cross-Site Scripting (XSS) vulnerability that allows authenticated attackers to inject malicious content or JavaScript, which is displayed or executed in the browsers of other authenticated users who access the affected pages.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| SolarWindsCNA (assigner) | 3.1 | Medium4.6 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N |
| NVDNVD · Awaiting Analysis | 3.1 | Medium4.6 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.28% · top 79% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.6.
Weakness
Affected products
SolarWinds · SolarWinds Observability Self-Hosted
- affected 2026.2.3 and all previous versions
What to do
Solution: SolarWinds recommends customers to upgrade to Observability Self-Hosted version 2026.4 as soon as is practical.
References (3)
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-4_release_notes.htm (opens in a new tab)release-notes
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28330 (opens in a new tab)vendor-advisory
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm (opens in a new tab)x_secure-configuration-guide
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-28330)Record last updated .