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CVE-2026-9306— QuantumNous new-api Midjourney Image Relay Endpoint relay-router.go GetByOnlyMJId authorization

Quick assessment

Affected
QuantumNous new-api
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.

New API是QuantumNous开源的一个接口软件。 New API 0.12.1及之前版本存在安全漏洞，该漏洞源于Midjourney Image Relay Endpoint组件文件router/relay-router.go中函数RelayMidjourneyImage/GetByOnlyMJId，可能导致授权绕过。

CVSS 3.7 · Low EPSS 0.46% · P37

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 2

VendorProduct Version RangeStatus
QuantumNous new-api 0.12.0 affected
0.12.1 affected
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I. Basic Information for CVE-2026-9306

Vulnerability Information
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Vulnerability Title
QuantumNous new-api Midjourney Image Relay Endpoint relay-router.go GetByOnlyMJId authorization
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in QuantumNous new-api up to 0.12.1. This affects the function RelayMidjourneyImage/GetByOnlyMJId of the file router/relay-router.go of the component Midjourney Image Relay Endpoint. Such manipulation leads to authorization bypass. The attack can be launched remotely. The attack requires a high level of complexity. The exploitability is reported as difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
New API 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
New API是QuantumNous开源的一个接口软件。 New API 0.12.1及之前版本存在安全漏洞，该漏洞源于Midjourney Image Relay Endpoint组件文件router/relay-router.go中函数RelayMidjourneyImage/GetByOnlyMJId，可能导致授权绕过。
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
QuantumNous new-api 0.12.0 cpe:2.3:a:quantumnous:new-api:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-9306

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III. Intelligence Information for CVE-2026-9306

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Proof of Concept for CVE-2026-9306 (1)

IV. Related Vulnerabilities

Same product: new-api
Same vendor: QuantumNous
Same weakness: CWE-639

V. Comments for CVE-2026-9306

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