High severityNVD Advisory· Published Sep 15, 2026

CVE-2026-91778

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Octopus/Octopus Serverllm-create

Patches

Vulnerability mechanics

References

advisories.octopus.com/post/2026/sa2026-08nvd

News mentions

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cvss	0.455
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000