by Kastro
Paper/Archive/CVE-2026-0704

CVE-2026-0704

Octopus Deploy Octopus Server — In affected version of Octopus Deploy it was possible to remove files and/or contents of files on the host using an API endpoint.

EPSS 0.4%CVSS 9.1
critical.is priorityof 100
34
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 31.8.318 × 206.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

In affected version of Octopus Deploy it was possible to remove files and/or contents of files on the host using an API endpoint. The field lacked validation which could potentially result in ways to circumvent expected workflows.

Affected

ProductAffectedFixed inSource
Octopus Server2023.0.0 – < 2025.3.147152025.3.14715CNA
Octopus Server2025.4.0 – < 2025.4.103592025.4.10359CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Octopus (CNA)5.9CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refadvisories.octopus.com/post/2026/sa2026-01