CVE-2026-28330

SolarWinds Observability Self-Hosted Cross-Site Scripting Vulnerability

4.6 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.28%Down 0.1 points since Oct 21, 2026

What each source reports

CVE List Score used 4.6

SolarWinds Observability Self-Hosted Cross-Site Scripting Vulnerability

Record: CVE-2026-28330
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2026-105179 4.6

Record: EUVD-2026-105179
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-46g5-q9v5-87x4 4.6

SolarWinds Observability Self-Hosted was found to be affected by a stored Cross-Site Scripting ...

Record: GHSA-46g5-q9v5-87x4
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 4.6

Record: CVE-2026-28330
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

solarwinds observability self-hosted

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-28330 is a medium vulnerability (CVSS 4.6) in Solarwinds Observability Self-hosted, published October 20, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. No source names a fixed version.