CVE-2019-10271: Ultimatemember Ultimate Member

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

An issue was discovered in the Ultimate Member plugin 2.39 for WordPress. It allows unauthorized profile and cover picture modification. It is possible to modify the profile and cover picture of any user once one is connected. One can also modify the profiles and cover pictures of privileged users. To perform such a modification, one first needs to (for example) intercept an upload-picture request and modify the user_id parameter.

Affected products

• Ultimatemember Ultimate Member: before 2.0.40 (fixed in 2.0.40)

Published 2019-06-24. Last modified 2026-06-17.