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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-85389— Worklenz before 3.0.0 Authorization Bypass on Task-Scoped Endpoints

Quick assessment

Affected
Worklenz worklenz
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.

Worklenz是Worklenz团队开源的一款项目管理系统。 Worklenz 3.0.0之前版本存在授权问题漏洞，该漏洞源于解析任务作用域API端点时未按组织验证任务所有权，导致已认证用户能够访问其他租户的任务数据，攻击者可利用任意任务UUID查询任务端点，获取其他组织的工作日志、评论、附件和项目见解。

CVSS 6.5 · Medium EPSS 0.45% · P38

Affected Version Matrix 2

VendorProduct Version RangeStatus
Worklenz worklenz < 3.0.0 affected
3.0.0 unaffected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-85389

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Worklenz before 3.0.0 Authorization Bypass on Task-Scoped Endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
Worklenz before 3.0.0 fails to verify task ownership by organization when resolving task-scoped API endpoints, allowing authenticated users to access another tenant's task data. Attackers can query task endpoints with arbitrary task UUIDs to retrieve work logs, comments, attachments, and project insights belonging to other organizations.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/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
Worklenz 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Worklenz是Worklenz团队开源的一款项目管理系统。 Worklenz 3.0.0之前版本存在授权问题漏洞，该漏洞源于解析任务作用域API端点时未按组织验证任务所有权，导致已认证用户能够访问其他租户的任务数据，攻击者可利用任意任务UUID查询任务端点，获取其他组织的工作日志、评论、附件和项目见解。
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
Worklenz worklenz 0 ~ 3.0.0 -

II. Public POCs for CVE-2026-85389

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-85389

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-85389 (1)

Proof of Concept for CVE-2026-85389 (1)

Vendor Pages for CVE-2026-85389 (2)

IV. Related Vulnerabilities

Same product: worklenz
Same vendor: Worklenz
Same weakness: CWE-639

V. Comments for CVE-2026-85389

No comments yet

Leave a comment