CVE-2025-26391: medium-severity vulnerability in SolarWinds Observability Self-Hosted
SolarWinds Observability Self-Hosted XSS Vulnerability
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 0.3%
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.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Affected products
SolarWinds · SolarWinds Observability Self-HostedRelated CVEs — SolarWinds Observability Self-Hosted
In the same product, most dangerous first.
CVE-2026-28328HIGHSolarWinds Observability Self-Hosted broken authorization schemaEPSS 0.5%CVE-2026-28297MEDIUMSolarWinds Observability Self-Hosted Stored Cross-Site Scripting VulnerabilityEPSS 0.4%CVE-2026-28298MEDIUMSolarWinds Observability Self-Hosted Stored Cross-Site Scripting VulnerabilityEPSS 0.4%CVE-2025-26397HIGHSolarWinds Observability Self-Hosted Deserialization of Untrusted Data Local Privilege Escalation VulnerabilityEPSS 0.3%CVE-2026-28329MEDIUMSolarWinds Observability Self-Hosted Server-Side Request Forgery (SSRF)EPSS 0.3%CVE-2026-28330MEDIUMSolarWinds Observability Self-Hosted Cross-Site Scripting VulnerabilityEPSS 0.3%