CVE-2026-102488: CWE-863: Incorrect Authorization in Octopus Deploy Octopus Server
Description
CVE-2026-102488 is a high-severity vulnerability in Octopus Deploy's Octopus Server where the software incorrectly evaluates multiple scoped permission assignments. This flaw allows a highly privileged user to gain deployment permissions beyond what they are explicitly granted, potentially leading to unauthorized deployment actions.
CVSS v4.0
Score 8.7high
Affected software
Octopus Deploy
Octopus Server
pkg:github/octopusdeploy/octopusserverRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-863) in Octopus Server affects versions from 2019.5.0 up to but not including 2026.2.12438, and from 2026.3.0 up to but not including 2026.3.15816. The issue arises from incorrect authorization logic when evaluating multiple scoped permission assignments, enabling a highly privileged user to escalate their deployment permissions beyond their intended scope. The CVSS 4.0 base score is 8.7, indicating a high impact with network attack vector, low attack complexity, no user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
A highly privileged user can obtain deployment permissions beyond those granted, potentially allowing unauthorized deployment operations. This could lead to unauthorized changes in deployment environments, impacting system integrity and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official patch or fix links are provided in the available data. Until a fix is available, restrict highly privileged user access and review permission assignments carefully to minimize risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Octopus
- Date Reserved
- 2026-09-29T09:36:59.981Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ac6f68b2cdf04f656d33d20
Added to database: 10/08/2026, 01:48:59 UTC
Last enriched: 10/08/2026, 02:03:29 UTC
Last updated: 10/08/2026, 02:08:13 UTC
Views: 6
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