wpeverest Everest Forms Plugin up to 3.6.2 on WordPress Entries get_entry resource injection

Summaryinfo

A vulnerability, which was classified as critical, has been found in wpeverest Everest Forms Plugin up to 3.6.2. Impacted is the function get_entry of the component Entries. This manipulation causes resource injection. This vulnerability is tracked as CVE-2026-89101. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in wpeverest Everest Forms Plugin up to 3.6.2 and classified as critical. Affected by this vulnerability is the function get_entry of the component Entries. The manipulation with an unknown input leads to a resource injection vulnerability. The CWE definition for the vulnerability is CWE-99. The product receives input from an upstream component, but it does not restrict or incorrectly restricts the input before it is used as an identifier for a resource that may be outside the intended control sphere. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

It is possible to read the advisory at wordfence.com. This vulnerability is known as CVE-2026-89101 since 09/10/2026. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/06/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• wpeverest

Name

• Everest Forms Plugin

Version

• 3.6.0
• 3.6.1
• 3.6.2

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion