---
id: CVE-2026-78210
title: >-
  In affected versions of Octopus Server, users with certain scoped permission
  sets could execute arbitrary scripts in an environment without possessing the
  required authorization.
summary: >-
  In affected versions of Octopus Server, users with certain scoped permission
  sets could execute arbitrary scripts in an environment without possessing the
  required authorization.
severity: high
cvss: 7.1
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N'
cwe:
  - CWE-863
vendor: Octopus Deploy
product: Octopus Server
affected:
  - octopus_server >= 2019.5.9 < 2026.1.11739
  - octopus_server >= 2026.2.0 < 2026.2.13364
  - octopus_server >= 2026.3.0 < 2026.3.13951
published: '2026-10-01'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T05:17:10.117'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-78210'
references:
  - url: 'https://advisories.octopus.com/post/2026/sa2026-13'
    label: security@octopus.com
tags:
  - nvd
  - cve.org
cvssSource: cna
ingestedAt: '2026-10-01T05:37:57.551Z'
---

## Overview

In affected versions of Octopus Server, users with certain scoped permission sets could execute arbitrary scripts in an environment without possessing the required authorization.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.