Threat intelligence

Ultimate Member <= 2.11.2 - Authenticated (Contributor+) Sensitive Information Exposure to Account Takeover via Shortcode Template Tag

CVE-2026-4248 · ultimate-member

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Ultimate Member at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Ultimate Member <= 2.11.2 - Authenticated (Contributor+) Sensitive Information Exposure to Account Takeover via Shortcode Template Tag
Affected software: ultimate-member(Plugin)
Affected versions: ≤ 2.11.2
Authentication: Authenticated (see advisory title)
Vulnerability type: Authentication bypass
CVE: CVE-2026-4248
Published: 27 March 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow access to accounts or admin areas without valid credentials.
Source: Data imported from Wordfence Intelligence (advisory baafd001-144d-4ee4-b7e6-28c0931e6e10). Methodology and redistribution notes

Check whether your installed version is affected

SiteRespond Defence matches your installed Ultimate Member version against this catalog when the Defence plugin is connected to your WordPress site.

Start SiteRespond Defence for WordPress — £29.99/monthScan your website

All Ultimate Member advisoriesBack to catalog