HUIZHI ChargeOS cloud through 3.0.9 contains a missing authorization vulnerability in the hcp-mp PayController.xcxRecharge endpoint that allows attackers to modify any member's wallet balance without payment. Attackers can send requests with arbitrary amount and userId parameters to credit or reduce balances and consume charging services for free.
https://hackmd.io/@hieuPenguinnn/huizhi-chargeos-mp-member-api-userid-idor
Published: 2026-10-16
Updated: 2026-10-16
Base Score: 6.8
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:C/A:N
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Severity: Medium
Base Score: 7.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00326