Deserialization of Untrusted Data in Orion Platform - CVE-2025-26397
Published: July 28, 2025 / Updated: August 1, 2025
Vulnerability identifier: #VU113364
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-26397
CWE-ID: CWE-502
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insecure input validation when processing serialized data in SolarWinds Observability component. A local user can pass specially crafted data to the application and execute arbitrary code with elevated privileges.
Affected software
Orion Platform
How to mitigate CVE-2025-26397
Install updates from vendor's website.
Orion Platform - update to 2025.2.1