CVE-2026-107625

medium

Description

The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'user_url' parameter in all versions up to, and including, 2.14.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Successful exploitation requires a visitor to click the attacker's Website URL link on their public Ultimate Member profile, a condition that is trivially met since the redirect-confirmation onclick handler is enabled by default on all new installations.

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/8180160d-ba33-4f79-baa5-2613be470b0f?source=cve

https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.14.0/includes/core/um-filters-fields.php#L522

https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.14.0/includes/core/um-filters-fields.php#L519

https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.14.0/includes/core/class-form.php#L896

https://github.com/ultimatemember/ultimatemember/releases/tag/2.14.1

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-111558

Details

Source: Mitre, NVD

Published: 2026-10-28

Updated: 2026-10-28

Risk Information

CVSS v2

Base Score: 5.5

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

Severity: Medium

CVSS v3

Base Score: 6.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Severity: Medium