CVE-2026-92355

State: Published
Severity: 8.7 High
Published: Sep 16, 2026
Updated: Sep 16, 2026
Reserved: Sep 16, 2026

Description

In affected versions of Octopus Server, a user with permission to modify non built-in external feeds could exploit a path traversal flaw to overwrite arbitrary files on the server, which in some configurations could lead to remote code execution.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	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	Octopus

Weaknesses

CWE-22 Path Traversal

Affected Products

Product	Versions
Octopus ServerOctopus Deploy	2024.1.4131 to before 2026.1.11725Affected 2026.2.0 to before 2026.2.13344Affected 2026.3.0 to before 2026.3.11816Affected

References

https://advisories.octopus.com/post/2026/sa2026-09

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