CVE-2026-28325
Medium
Elevated severity or exploit probability.
CVSS base
8.8
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
1.5%
73.4th percentile
CISA KEV
Not listed
Weakness / dates
CWE-502
Published 2026-09-22 · modified 2026-09-23
Description
SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability stemming from deserialization of untrusted data when the application is configured to use a specific communication mode.
References
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2-3_release_notes.htm
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28325