CVE-2020-21503

HIGH

Waimai Super Cms - Exposure to Wrong Actor

Title source: rule

Description

waimai Super Cms 20150505 has a logic flaw allowing attackers to modify a price, before form submission, by observing data in a packet capture. By setting the index.php?m=gift&a=addsave credit parameter to -1, the product is sold for free.

Scores

CVSS v3 7.5
EPSS 0.0024
EPSS Percentile 46.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Classification

CWE
CWE-668
Status published

Affected Products (1)

waimai_super_cms_project/waimai_super_cms

Timeline

Published Oct 05, 2021
Tracked Since Feb 18, 2026