Description
In affected versions of Octopus Server, insufficient integrity protection of authentication cookies, combined with incorrect validation of permissions assigned to a user that allowed them to view users or audit events, could result in the user escalating their privileges to those of an Administrator.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Octopus Deploy | Octopus Server | 2022.1.3143 – < 2026.2.13487, 2026.3.0 – < 2026.3.15875 | 2026.2.13487 |
Advisories 1
- WID-SEC-2026-4434 Octopus Deploy: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2026