MajorCritical vulnerability

CVE-2026-101169 (CVSS 8.7)

NVD · officialPublished Sep 29, 2026Risk 37/100

In affected versions of Octopus Server, an authenticated user with permissions to edit an Environment or Project can set specifically crafted JSON content for the object. Insecure deserialization of this content allows the user to execute arbitrary code in the Octopus Server process.

Technical details

CVSS

8.7

AV:NetworkAC:LowPR:LowUI:None

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

Open primary source