# CVE-2026-117466: Octopus Server privilege escalation in System Manager role

Source: https://junglewise.ai/threats/cve-2026-117466-in-affected-versions-of-octopus-server-a-user-holding-the-system  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-27. Updated: 2026-10-27  
License: CC BY 4.0 with a link back

CVE-2026-117466 · Severity: info · Published 2026-10-27

Octopus Server is a deployment automation platform used to manage application releases across infrastructure. A user with the System Manager role could escalate their privileges to full Administrator access, allowing them to gain complete control over the system and all deployments. This vulnerability affects all versions through 2026.2 and early 2026.3 releases.

Technologies: [Octopus Deploy Octopus Server](https://junglewise.ai/threats/technologies/octopus-server). Vendors: [Octopus Deploy](https://junglewise.ai/threats/vendors/octopus-deploy).

## Quick answers

**Is CVE-2026-117466 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-117466 being exploited in the wild.

**How severe is CVE-2026-117466?** Informational severity, published 27 October 2026.

**Which products and versions are affected?** Octopus Deploy Octopus Server 2019.x, 2020.x, 2021.x, 2022.x, 2023.x, 2024.x, 2025.x, all 2026.x before 2026.2.13469, 2026.3.x before 2026.3.15863.

**Is there a fix for CVE-2026-117466?** Yes: fixed in Octopus Server 2026.2.13469, 2026.3.15863. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-117466 attacked?** It is attacked over the network or with local access, in a hosted service.

**Am I affected by CVE-2026-117466?** Check whether you run Octopus Deploy Octopus Server at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in Octopus Server 2026.2.13469, 2026.3.15863

## Technical details

The vulnerability allows improper privilege management, enabling System Manager role users to escalate to full Administrator privileges. The flaw exists in all 2019.x through 2025.x versions and early 2026.x releases, and can be exploited by an authenticated attacker with System Manager role who has local or network access to Octopus Server. Patched versions (2026.2.13469, 2026.3.15863 and later) have been released.

## Affected products

- Octopus Deploy Octopus Server 2019.x, 2020.x, 2021.x, 2022.x, 2023.x, 2024.x, 2025.x, all 2026.x before 2026.2.13469, 2026.3.x before 2026.3.15863

## Timeline

- 2026-08-28: disclosed
- 2026-09-28: patched
- 2026-10-27: advisory

## References

- [https://advisories.octopus.com/post/2026/sa2026-17](https://advisories.octopus.com/post/2026/sa2026-17)

## Related threats

- [Octopus Server authorization bypass in LDAP identity editing](https://junglewise.ai/threats/cve-2026-124628-in-affected-versions-of-octopus-server-incorrect-validation-of)
- [Octopus Server LDAP identity injection leading to privilege escalation](https://junglewise.ai/threats/cve-2026-124627-in-affected-versions-of-octopus-server-incorrect-validation-of)
- [Octopus Server OIDC claim validation bypass](https://junglewise.ai/threats/cve-2026-116835-in-affected-versions-of-octopus-server-insufficient-validation)
- [Octopus Server incorrect authorization in project triggers](https://junglewise.ai/threats/cve-2026-93487-in-affected-versions-of-octopus-server-incorrect-validation-of)
- [Octopus Server privilege escalation in LDAP login editing](https://junglewise.ai/threats/cve-2026-105948-in-affected-versions-of-octopus-server-incorrect-validation-of)