Ultimate Member: A security weakness
Ultimate Member is affected by a security weakness. Exploitation requires at least subscriber-level access. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is < 2.12.0.
- Component
- Ultimate Member
- Plugin slug
ultimate-member- Affected
- < 2.12.0
- Safe version
2.12.0- Published
- Jul 06, 2026
- Weakness
- Not assigned
This CVE was published Jul 06, 2026 and is one of 56 known issues for this plugin.
Update, patch or deactivate.
Update Ultimate Member to 2.12.0 or later, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The Ultimate Member WordPress plugin before 2.12.0 does not properly sanitise and escape the value of custom textarea profile fields before outputting it on user profiles, allowing authenticated users with Subscriber-level access and above to store JavaScript that executes when any user, including an administrator, views the affected profile.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H