CVE-2026-3237

Published Mar 17, 2026 CVSS 4.0 · 2.3 Low EPSS < 1% KEV · Not listed
Description
In affected versions of Octopus Server it was possible for a low privileged user to manipulate an API request to change the signing key expiration and revocation time frames via an API endpoint that had incorrect permission validation. It was not possible to expose the signing keys using this vulnerability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Octopus Server API endpoint allows low‑privileged users to alter signing key expiration
Type Values Removed Values Added
CPEs cpe:2.3:a:octopus:octopus_server:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

Type Values Removed Values Added
Title Octopus Server API endpoint allows low‑privileged users to alter signing key expiration
Type Values Removed Values Added
Weaknesses CWE-285
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Octopus
Octopus octopus Server
Vendors & Products Octopus
Octopus octopus Server
Type Values Removed Values Added
Description In affected versions of Octopus Server it was possible for a low privileged user to manipulate an API request to change the signing key expiration and revocation time frames via an API endpoint that had incorrect permission validation. It was not possible to expose the signing keys using this vulnerability.
References
Metrics cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Octopus
Published
Updated
Mar 17, 2026, 1:20 PM
Reserved
Feb 26, 2026, 12:26 AM
Status
Analyzed
Published
Mar 17, 2026, 7:16 AM
Modified
Jun 17, 2026, 10:43 AM