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CVE-2026-97866— Zhonglun CloudPOS Automatic Update Program.cs channel accessible

Quick assessment

Affected
Zhonglun CloudPOS
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.

在智伦云POS 3.0中已发现一个弱点。受此漏洞影响的是“自动更新”组件中文件Program.cs的某个未知功能。对参数 version/url/packagekey/package name 进行操纵可导致通过非端点可访问的通道。此攻击可以远程发起。此类攻击高度复杂，利用难度较高。该漏洞的利用代码已公开，可能被用于攻击。供应商在披露早期已被告知此问题，但完全没有回应。

CVSS 5.6 · Medium EPSS 0.26% · P16

Affected Version Matrix 1

VendorProduct Version RangeStatus
Zhonglun CloudPOS 3.0 affected
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I. Basic Information for CVE-2026-97866

Vulnerability Information
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Vulnerability Title
Zhonglun CloudPOS Automatic Update Program.cs channel accessible
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in Zhonglun CloudPOS 3.0. Affected by this vulnerability is an unknown functionality of the file Program.cs of the component Automatic Update. Executing a manipulation of the argument version/url/packagekey/package name can lead to channel accessible by non-endpoint. The attack can be launched remotely. Attacks of this nature are highly complex. The exploitation appears to be difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
通道可被非端点访问(中间人攻击)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zhonglun CloudPOS 3.0 cpe:2.3:a:zhonglun:cloudpos:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-97866

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III. Intelligence Information for CVE-2026-97866

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Proof of Concept for CVE-2026-97866 (1)

Other References for CVE-2026-97866 (1)

IV. Related Vulnerabilities

Same product: CloudPOS
Same vendor: Zhonglun
Same weakness: CWE-300

V. Comments for CVE-2026-97866

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