In affected versions of Octopus Server, permissions were not checked correctly resulting in any authenticated user being able to make server level changes using a certain API endpoint despite receiving an error.

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Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Fri, 05 Jun 2026 08:00:00 +0000

Type Values Removed Values Added
First Time appeared Octopus
Octopus octopus Server
Vendors & Products Octopus
Octopus octopus Server

Thu, 04 Jun 2026 18:15:00 +0000

Type Values Removed Values Added
Title Improper Permission Checks Allow Server‑Level Configuration Changes via API

Thu, 04 Jun 2026 16:15:00 +0000

Type Values Removed Values Added
Title Authenticated User Can Perform Server‑Level Changes via API in Octopus Server
Weaknesses CWE-285

Thu, 04 Jun 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-862
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 04 Jun 2026 11:45:00 +0000

Type Values Removed Values Added
Title Authenticated User Can Perform Server‑Level Changes via API in Octopus Server
Weaknesses CWE-285

Thu, 04 Jun 2026 10:00:00 +0000

Type Values Removed Values Added
Description In affected versions of Octopus Server, permissions were not checked correctly resulting in any authenticated user being able to make server level changes using a certain API endpoint despite receiving an error.
References
Metrics cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Octopus

Published:

Updated: 2026-06-04T13:05:54.396Z

Reserved: 2026-03-26T07:19:05.417Z

Link: CVE-2026-4881

cve-icon Vulnrichment

Updated: 2026-06-04T13:05:47.492Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-06-04T10:16:39.723

Modified: 2026-06-04T15:48:43.743

Link: CVE-2026-4881

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-05T07:45:35Z

Weaknesses