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CVE-2023-52077— External apps using tokens issued by administrators and moderators can call admin APIs

Quick assessment

Affected
nexryai nexkey
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Nexkey是nexryai个人开发者的一个开源、去中心化的社交媒体平台。 Nexkey 12.23Q4.5之前版本存在安全漏洞，该漏洞源于允许外部应用程序使用管理员和审阅人发布的令牌调用管理API。

CVSS 8.9 · High EPSS 0.69% · P51
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I. Basic Information for CVE-2023-52077

Vulnerability Information
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Vulnerability Title
External apps using tokens issued by administrators and moderators can call admin APIs
Source: CVE Program / CVE List V5
Vulnerability Description
Nexkey is a lightweight fork of Misskey v12 optimized for small to medium size servers. Prior to 12.23Q4.5, Nexkey allows external apps using tokens issued by administrators and moderators to call admin APIs. This allows malicious third-party apps to perform operations such as updating server settings, as well as compromise object storage and email server credentials. This issue has been patched in 12.23Q4.5.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Nexkey 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nexkey是nexryai个人开发者的一个开源、去中心化的社交媒体平台。 Nexkey 12.23Q4.5之前版本存在安全漏洞，该漏洞源于允许外部应用程序使用管理员和审阅人发布的令牌调用管理API。
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
nexryai nexkey < 12.23Q4.5 -

II. Public POCs for CVE-2023-52077

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7896 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2023-52077

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Patches & Fixes for CVE-2023-52077 (3)

IV. Related Vulnerabilities

Same product: nexkey
Same vendor: nexryai
Same weakness: CWE-863

V. Comments for CVE-2023-52077

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