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CVE-2026-3237

Quick assessment

Affected
Octopus Deploy Octopus Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Octopus Server是澳大利亚Octopus公司的一个用于持续交付的部署自动化和发布管理工具。 Octopus Server存在安全漏洞，该漏洞源于API端点权限验证不正确，可能导致低权限用户通过操纵API请求更改签名密钥过期和吊销时间范围。

AI Predicted 6.5 Difficulty: Easy EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1136.003 · Cloud Account
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I. Basic Information for CVE-2026-3237

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Octopus Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Octopus Server是澳大利亚Octopus公司的一个用于持续交付的部署自动化和发布管理工具。 Octopus Server存在安全漏洞，该漏洞源于API端点权限验证不正确，可能导致低权限用户通过操纵API请求更改签名密钥过期和吊销时间范围。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Octopus Deploy Octopus Server 2023.0.0 ~ 2025.3.14731 -

II. Public POCs for CVE-2026-3237

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III. Intelligence Information for CVE-2026-3237

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Vendor Advisories for CVE-2026-3237 (1)

IV. Related Vulnerabilities

Same product: Octopus Server
Same vendor: Octopus Deploy