CVE-2026-93487

Privilege Escalation via Improper Permission Validation Allowing Untrusted Project Trigger Creation

Published Nov 11, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
In affected versions of Octopus Server, incorrect validation of the permissions assigned to a user that would allow them to create project triggers could result in the user being able to run runbooks or create deployments they were not authorised to perform.

Remediation

No solution or workaround provided in the CVE record

Tracking

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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
Title Privilege Escalation via Improper Permission Validation Allowing Untrusted Project Trigger Creation
Type Values Removed Values Added
Description In affected versions of Octopus Server, incorrect validation of the permissions assigned to a user that would allow them to create project triggers could result in the user being able to run runbooks or create deployments they were not authorised to perform.
Weaknesses CWE-863
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Octopus
Published
Updated
Nov 11, 2026, 7:21 AM
Reserved
Sep 18, 2026, 6:18 AM
Status
Awaiting Analysis
Published
Nov 11, 2026, 8:17 AM
Modified
Nov 12, 2026, 7:02 PM