What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 5.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-25 · updated 2026-09-28
• Weakness: CWE-300

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.

Affected products

• Zhonglun CloudPOS: 3.0

References

• https://github.com/user-attachments/files/30572292/CloudPos.docx
• https://github.com/xy-f0/CVE/issues/4
• https://vuldb.com/cve/CVE-2026-97866
• https://vuldb.com/submit/911606
• https://vuldb.com/vuln/409883
• https://vuldb.com/vuln/409883/cti

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