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CVE-2026-2334— ) Missing Server-Side File Extension Validation in vsDesk

Quick assessment

Affected
vsDesk vsDesk
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.

在 vsDesk v14.0101 中发现了一个安全漏洞。具有管理权限的已认证攻击者可以利用“通过 CSV 导入”组件中缺少服务器端验证的问题，绕过客户端文件验证。这允许上传任意文件，从而导致 Web 应用程序上下文中的远程代码执行（RCE）。 请从供应商处应用补丁，链接为：https://vsdesk.ru/ 。v14.0402 及更高版本包含此补丁。

CVSS 9.4 · Critical EPSS 0.52% · P42

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell

Affected Version Matrix 2

VendorProduct Version RangeStatus
vsDesk vsDesk 14.0101 affected
14.0402 unaffected
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I. Basic Information for CVE-2026-2334

Vulnerability Information
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Vulnerability Title
) Missing Server-Side File Extension Validation in vsDesk
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in vsDesk v14.0101. An authenticated attacker with administrative privileges can bypass client-side file validation in the "Import via CSV" component due to a lack of server-side validation. This allows the upload of an arbitrary file, which can lead to Remote Code Execution (RCE) within the context of the web application.  Apply patch from vendor https://vsdesk.ru/ . Versions 14.0402 and on have the patch.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
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
vsDesk vsDesk 14.0101 -

II. Public POCs for CVE-2026-2334

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 8537 chars
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III. Intelligence Information for CVE-2026-2334

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Vendor Advisories for CVE-2026-2334 (1)

News Coverage for CVE-2026-2334 (1)

Same Patch Batch · vsDesk · 2026-08-20 · 3 CVEs total

CVE-2025-14601 8.6 HIGH vsDesk Task Scheduler OS Command Injection
CVE-2025-14602 5.3 MEDIUM Weak File Name Generation in vsDesk

IV. Related Vulnerabilities

Same product: vsDesk
Same vendor: vsDesk
Same weakness: CWE-434

V. Comments for CVE-2026-2334

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