Vulnerability · Published Sep 25, 2026 · Assigned by VulDB

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

Medium 5.6

In plain English

A medium-severity security flaw in CloudPOS from Zhonglun. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)5.6Medium
Exploit odds (30 days)0.3%top 82.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official 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 (as reported)

VendorProductVersions
Zhonglun CloudPOS 3.0

Weakness: CWE-300 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

References