CVE-2026-79995

User Registration & Membership < 5.2.5 - Subscriber+ Pending Email Change Cancellation via IDOR

The User Registration & Membership WordPress plugin before 5.2.5 does not verify that the account whose pending email change is being cancelled belongs to the user making the request, allowing authenticated users with Subscriber-level access and above to cancel any other user's in-progress email change, including an administrator's.

Affected

User Registration & Membership

CVSS v3.1 CNA

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS

0.25% chance of exploitation in the next 30 days, 16th percentile

Published

2026-08-28

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/551423b4-5c0c-48cc-9ba0-1f5637eea446/

References

• CVE Record
• NVD entry