CVE-2025-0526

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-02-11 · updated 2026-06-17
Weakness: CWE-862

Description

In affected versions of Octopus Deploy it was possible to upload files to unexpected locations on the host using an API endpoint. The field lacked validation which could potentially result in ways to circumvent expected workflows.

Affected products

Octopus Deploy Octopus Server: from 2022.4.791 before 2024.3.13097; from 2024.4.401 before 2024.4.7091 — fixed in 2024.3.13097, 2024.4.7091

How to fix

Upgrade to a fixed version: Octopus Deploy Octopus Server 2024.3.13097, 2024.4.7091. Check the vendor advisory for mitigations.

References

https://advisories.octopus.com/post/2024/sa2025-03/
https://advisories.octopus.com/post/2025/sa2025-03/

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