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SolarWinds Observability Self-Hosted unauthenticated remote code execution via deserialization in specific communication mode

Last refreshed2026-09-30

Status: NEW  |  Advisory ID: CVE-2026-28325

Key Details

CVECVE-2026-28325
CVSS Score / Version8.8 (High) / CVSS v3.1
Updated2026-09-24
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Proseattack vector is adjacent; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high.
Classified asCWE-502 (Deserialization of Untrusted Data)

What to Know

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

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-28325
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-28325