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CVE-2023-43805— Nexkey allows users to bypass authentication of Bull dashboard

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 12.121.9之前版本存在授权问题漏洞，该漏洞源于允许攻击者绕过身份验证来访问作业队列仪表盘。

CVSS 7.5 · High EPSS 0.65% · P49

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2023-43805

Vulnerability Information
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Vulnerability Title
Nexkey allows users to bypass authentication of Bull dashboard
Source: CVE Program / CVE List V5
Vulnerability Description
Nexkey is a fork of Misskey, an open source, decentralized social media platform. Prior to version 12.121.9, incomplete URL validation can allow users to bypass authentication for access to the job queue dashboard. Version 12.121.9 contains a fix for this issue. As a workaround, it may be possible to avoid this by blocking access using tools such as Cloudflare's WAF.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Nexkey 授权问题漏洞
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 12.121.9之前版本存在授权问题漏洞，该漏洞源于允许攻击者绕过身份验证来访问作业队列仪表盘。
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 < 12.121.9 -

II. Public POCs for CVE-2023-43805

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 7108 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
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Exploit chain & mitigation
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III. Intelligence Information for CVE-2023-43805

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Patches & Fixes for CVE-2023-43805 (1)

Vendor Advisories for CVE-2023-43805 (2)

IV. Related Vulnerabilities

Same product: nexkey
Same vendor: nexryai
Same weakness: CWE-287

V. Comments for CVE-2023-43805

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