Medium (6.1). EPSS 0.3% chance of exploitation in the next 30 days.
Stored cross-site scripting vulnerability exists in EC-CUBE Web API Plugin. When there are multiple users using OAuth Management feature and one of them inputs some crafted value on the OAuth Management page, an arbitrary script may be executed on the web browser of the other user who accessed the management page.
Severity
CVSS 3.1
6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)