CVE-2026-15302: Reputeinfosystems Armember – Membership Plugin, Content Restriction, Member Levels, User Profile & User Signup

Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days.

The ARMember plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 4.0.27 via the 'X-FILENAME' HTTP header. This makes it possible for unauthenticated attackers to upload and overwrite certain files (e.g., CSS) to directories outside the 'wp-content/uploads/armember' directory.

Affected products

• Reputeinfosystems Armember – Membership Plugin, Content Restriction, Member Levels, User Profile & User Signup: up to and including 4.0.27

Published 2026-07-10. Last modified 2026-07-14.