CVE-2018-17866

medium

Description

Multiple cross-site scripting (XSS) vulnerabilities in includes/core/um-actions-login.php in the "Ultimate Member - User Profile & Membership" plugin before 2.0.28 for WordPress allow remote attackers to inject arbitrary web script or HTML via the "Primary button Text" or "Second button text" field.

References

https://wpvulndb.com/vulnerabilities/9615

https://wordpress.org/plugins/ultimate-member/#developers

https://serhack.me/articles/ultimate-member-xss-security-issue

Details

Source: Mitre, NVD

Published: 2018-10-09

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00359