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CVE-2026-19870— IDOR in Prospero Flow CRM allows cross-tenant payroll disclosure and creation

Quick assessment

Affected
Roskus Prospero Flow CRM
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.

roskus Prospero Flow CRM是roskus组织开源的一款客户关系管理软件。 roskus Prospero Flow CRM 5.15.10之前版本存在授权问题漏洞，该漏洞源于payroll模块中列表查询未限定调用方公司且员工标识符仅验证全局存在性而非公司成员资格，可能导致持有读取工资权限的认证用户查看其他公司员工的工资和银行详细信息，或持有创建工资权限的用户创建归属其他公司员工的工资记录。

CVSS 8.6 · High EPSS 0.39% · P30

Possible ATT&CK Techniques 1 AI

T1078.004 · Cloud Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
Roskus Prospero Flow CRM < 5.15.10 affected
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I. Basic Information for CVE-2026-19870

Vulnerability Information
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Vulnerability Title
IDOR in Prospero Flow CRM allows cross-tenant payroll disclosure and creation
Source: CVE Program / CVE List V5
Vulnerability Description
Authorization Bypass Through User-Controlled Key in the payroll module in Roskus Prospero Flow CRM before 5.15.10 allows authenticated users holding the read payroll permission to view the salary and banking details of employees of any other company in the instance, and users holding the create payroll permission to create payroll records attributed to another company's employees, because the listing query is not scoped to the caller's company and the employee identifier is validated for global existence rather than company membership
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA: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
roskus Prospero Flow CRM 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
roskus Prospero Flow CRM是roskus组织开源的一款客户关系管理软件。 roskus Prospero Flow CRM 5.15.10之前版本存在授权问题漏洞，该漏洞源于payroll模块中列表查询未限定调用方公司且员工标识符仅验证全局存在性而非公司成员资格，可能导致持有读取工资权限的认证用户查看其他公司员工的工资和银行详细信息，或持有创建工资权限的用户创建归属其他公司员工的工资记录。
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
Roskus Prospero Flow CRM 0 ~ 5.15.10 -

II. Public POCs for CVE-2026-19870

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Qwen3.6-35B-A3B · 12471 chars
Pro+ exclusive includes:
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
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-19870

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Patches & Fixes for CVE-2026-19870 (1)

Vendor Advisories for CVE-2026-19870 (1)

IV. Related Vulnerabilities

Same product: Prospero Flow CRM
Same vendor: Roskus
Same weakness: CWE-639

V. Comments for CVE-2026-19870

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