Critical (9.8) in newsletter subscribe \(popup \+ regular module\) project newsletter subscribe \(popup \+ regular module\). EPSS 1.3% chance of exploitation in the next 30 days.
OpenCart 3.x Newsletter Custom Popup was discovered to contain a SQL injection vulnerability via the email parameter at index.php?route=extension/module/so_newletter_custom_popup/newsletter.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.3% chance of exploitation in the next 30 days; higher than 70% of CVEs (scores of 2026-10-31)