PoC Index85,079 CVEs with PoCs

CVE-2026-97866

Zhonglun CloudPOS Automatic Update Program.cs channel accessible

LOW 2.9EPSS 0.3%

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
Zhonglun · CloudPOS
CVSS v4.0 VULDB
2.9 LOWCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 VULDB
5.6 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v2.0 VULDB
5.1 MEDIUMAV:N/AC:H/Au:N/C:P/I:P/A:P
EPSS
0.26% chance of exploitation in the next 30 days, 17th percentile
Published
2026-09-25

Proof-of-concept exploits (1)

References