CVE-2026-102488: Octopus Server 2019.5.0 to before 2026.2.12438, 2026.3.0 to before 2026.3.15816

Affected technology

Octopus Server · 2019.5.0 to before 2026.2.12438, 2026.3.0 to before 2026.3.15816
Octopus Deploy

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

A highly privileged user can obtain deployment permissions beyond those actually granted to them. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality, integrity and availability impact as high.