CVE-2026-92355 - Vulnerability Details - OpenCVE

In affected versions of Octopus Server, a user with permission to modify non built-in external feeds could exploit a path traversal flaw to overwrite arbitrary files on the server, which in some configurations could lead to remote code execution.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Octopus Deploy

Octopus Server

unaffected

Version	Status	Constraints
`2024.1.4131`	affected	< 2026.1.11725
`2026.2.0`	affected	< 2026.2.13344
`2026.3.0`	affected	< 2026.3.11816

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://advisories.octopus.com/post/2026/sa2026-09

History

Wed, 16 Sep 2026 07:45:00 +0000

Type	Values Removed	Values Added
Description		In affected versions of Octopus Server, a user with permission to modify non built-in external feeds could exploit a path traversal flaw to overwrite arbitrary files on the server, which in some configurations could lead to remote code execution.
Weaknesses		CWE-22
References		https://advisories.octopus.com/post/2026/sa2026-09
Metrics		cvssV4_0 `{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: Octopus

Published: 2026-09-16T07:29:27.076Z

Updated: 2026-09-16T07:29:27.076Z

Reserved: 2026-09-16T04:58:33.621Z

Link: CVE-2026-92355

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-16T08:16:40.813

Modified: 2026-09-16T08:16:40.813

Link: CVE-2026-92355

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-22

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