Octopus Deploy Octopus Server up to 2025.3.14730/2025.4.10358/2026.1.5570 API Endpoint permission

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Octopus Deploy Octopus Server up to 2025.3.14730/2025.4.10358/2026.1.5570. This vulnerability affects unknown code of the component API Endpoint. The manipulation results in permission. This vulnerability is cataloged as CVE-2026-3237. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Octopus Deploy Octopus Server up to 2025.3.14730/2025.4.10358/2026.1.5570. Affected is an unknown part of the component API Endpoint. The manipulation with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was shared by Raihanadiarba. The advisory is available at advisories.octopus.com. This vulnerability is traded as CVE-2026-3237 since 02/26/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

Upgrading to version 2025.3.14731, 2025.4.10359 or 2026.1.5571 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Octopus Server 2025.3.14731/2025.4.10359/2026.1.5571

Timelineinfo

02/26/2026 CVE reserved
03/17/2026 +19 days Advisory disclosed
03/17/2026 +0 days VulDB entry created
03/22/2026 +4 days VulDB entry last update

Sourcesinfo

Advisory: advisories.octopus.com
Researcher: Raihanadiarba
Status: Confirmed

CVE: CVE-2026-3237 (🔒)
GCVE (CVE): GCVE-0-2026-3237
GCVE (VulDB): GCVE-100-351354

Entryinfo

Created: 03/17/2026 09:46
Updated: 03/22/2026 00:39
Changes: 03/17/2026 09:46 (68), 03/22/2026 00:39 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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