The Headway theme before 3.8.9 for WordPress has XSS via the license key field.
https://wpvulndb.com/vulnerabilities/8641
https://wptavern.com/headway-3-8-9-patches-potential-xss-vulnerability
Source: Mitre, NVD
Published: 2019-09-13
Updated: 2023-02-23
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.00162