Description
In affected versions of Octopus Server, users with certain scoped permission sets could execute arbitrary scripts on a worker (including the Octopus Server built-in worker). Incorrect permission validation during script execution would allow the script to execute without the user possessing the required authorisation.
Analysis
No analysis available yet.
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 |
|
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No data available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
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References
| Link | Providers |
|---|---|
| https://advisories.octopus.com/post/2026/sa2026-08 |
|
History
Tue, 15 Sep 2026 07:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In affected versions of Octopus Server, users with certain scoped permission sets could execute arbitrary scripts on a worker (including the Octopus Server built-in worker). Incorrect permission validation during script execution would allow the script to execute without the user possessing the required authorisation. | |
| Weaknesses | CWE-863 | |
| References |
| |
| Metrics |
cvssV4_0
|
Subscriptions
No data.
MITRE
Status: PUBLISHED
Assigner: Octopus
Published:
Updated: 2026-09-15T07:08:54.502Z
Reserved: 2026-09-15T01:38:15.839Z
Link: CVE-2026-91778
Vulnrichment
No data.
NVD
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Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-863
Incorrect Authorization