CVE-2025-0526: Octopus Server

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

In affected versions of Octopus Deploy it was possible to upload files to unexpected locations on the host using an API endpoint. The field lacked validation which could potentially result in ways to circumvent expected workflows.

Affected products

• Octopus Octopus Server: from 2022.4.791, before 2024.3.13097 (fixed in 2024.3.13097); from 2024.4.401, before 2024.4.7091 (fixed in 2024.4.7091)

Published 2025-02-11. Last modified 2026-06-17.