Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-33638
Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Ech0 authenticated user-list exposed data via public `/api/allusers` endpoint
Source: NVD (National Vulnerability Database)
Vulnerability Description
Ech0 is an open-source, self-hosted publishing platform for personal idea sharing. Prior to version 4.2.0, `GET /api/allusers` is mounted as a public endpoint and returns user records without authentication. This allows remote unauthenticated user enumeration and exposure of user profile metadata. A fix is available in v4.2.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
Ech0 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ech0是L1nSn0w个人开发者的一个自托管个人微博客平台。 Ech0 4.2.0之前版本存在安全漏洞,该漏洞源于GET /api/allusers端点未经验证返回用户记录,可能导致远程未经验证的用户枚举和信息泄露。
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
VendorProductAffected VersionsCPESubscribe
lin-snowEch0 < 4.2.0 -
II. Public POCs for CVE-2026-33638
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC
III. Intelligence Information for CVE-2026-33638
Please Login to view more intelligence information
IV. Related Vulnerabilities
V. Comments for CVE-2026-33638

No comments yet


Leave a comment