CVE-2026-16310: CWE-639 Authorization Bypass Through User-Controlled Key in LearnDash MemberDash
The MemberDash plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.8.5 via the 'id' parameter due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to change the password of any WordPress user, including administrators, by supplying an arbitrary user ID during registration, and take over their account without any notification sent to the victim.
CVE-2026-16310: CWE-639 Authorization Bypass Through User-Controlled Key in LearnDash MemberDash
Description
The MemberDash plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.8.5 via the 'id' parameter due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to change the password of any WordPress user, including administrators, by supplying an arbitrary user ID during registration, and take over their account without any notification sent to the victim.
CVSS v3.1
Score 9.8critical
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-07-20T14:45:14.917Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a9cd57cacd9273b491a6658
Added to database: 09/06/2026, 02:52:44 UTC
Last updated: 09/06/2026, 03:37:06 UTC
Views: 5
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