CVE-2026-102488

Privilege Escalation via Improper Permission Evaluation in Octopus Server

Published Oct 8, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
In affected versions, Octopus Server incorrectly evaluates multiple scoped permission assignments, allowing a highly privileged user to obtain deployment permissions beyond those actually granted to them.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Octopus
Octopus octopus Server
Vendors & Products Octopus
Octopus octopus Server
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Privilege Escalation via Improper Permission Evaluation in Octopus Server
Type Values Removed Values Added
Description In affected versions, Octopus Server incorrectly evaluates multiple scoped permission assignments, allowing a highly privileged user to obtain deployment permissions beyond those actually granted to them.
Weaknesses CWE-863
References
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Octopus
Published
Updated
Oct 8, 2026, 11:18 AM
Reserved
Sep 29, 2026, 9:36 AM
Status
Awaiting Analysis
Published
Oct 8, 2026, 2:16 AM
Modified
Oct 8, 2026, 8:49 PM