CVE-2026-78337— Unrestricted upload of file with dangerous type in Prospero Flow CRM allows stored cross-site scripting via SVG
Quick assessment
Affected
Roskus Prospero Flow CRM
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.
在 Roskus Prospero Flow CRM 5.15.13 版本之前，公司标志上传功能存在不安全的文件上传漏洞。攻击者若拥有“创建公司”和“更新公司”权限的已认证用户，可以通过上传包含嵌入脚本元素的 SVG 文件，在应用程序的原始上下文中执行任意 JavaScript 代码。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Roskus | Prospero Flow CRM | < 5.15.13 |
affected |
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I. Basic Information for CVE-2026-78337
Vulnerability Information
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Vulnerability Title
Unrestricted upload of file with dangerous type in Prospero Flow CRM allows stored cross-site scripting via SVG
Source: CVE Program / CVE List V5
Vulnerability Description
Unrestricted Upload of File with Dangerous Type in the company logo upload in Roskus Prospero Flow CRM before 5.15.13 allows an authenticated user holding the create company and update company permissions to execute arbitrary JavaScript in the application origin via an SVG document containing an embedded script element.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Roskus | Prospero Flow CRM | 0 ~ 5.15.13 | - |
|
II. Public POCs for CVE-2026-78337
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2026-78337 (1)
Vendor Advisories for CVE-2026-78337 (1)
-
🔗 CVE-2026-78337 · Unrestricted upload of file with dangerous type in Prospero Flow CRM allows stored cross-site scripting via SVG | Vulnerabilities published by Secur0 third-party-advisory technical-description
IV. Related Vulnerabilities
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V. Comments for CVE-2026-78337
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