Auth bypass in Wpeverest Everest Forms – Contact Form, Payment Quiz, Survey & Custom Form Builder With Ai

CVE-2026-89101

The Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder with AI plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.6.2 via the get_entry due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with custom-level access and above, to view, read, and permanently delete forms and entries belonging to any other user — including personally identifiable information submitted through public contact and lead forms — regardless of form ownership.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-89101?
CVE-2026-89101 is a medium-severity vulnerability in Wpeverest Everest Forms – Contact Form, Payment Quiz, Survey & Custom Form Builder With Ai, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-11-06.
How severe is CVE-2026-89101?
Medium severity. CVSS v3 base score is 6.5 out of 10.