CVE-2026-120837: Everest Forms broken access control vulnerability

CVE-2026-120837 · Severity: medium · CVSS 4.3 · Published 2026-11-07

Everest Forms is a WordPress plugin for creating web forms. A broken access control vulnerability allows users with a subscriber account to view or access form data and pages they should not be permitted to see, potentially exposing sensitive information submitted through forms.

Technologies: Everest Forms. Vendors: Everest Forms.

Quick answers

Is CVE-2026-120837 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-120837 being exploited in the wild.
How severe is CVE-2026-120837?
Medium severity, with a CVSS score of 4.3, published 7 November 2026.
Which products and versions are affected?
Everest Forms through 3.6.3.
Is there a fix for CVE-2026-120837?
Yes: fixed in 3.6.4. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-120837 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-120837?
Check whether you run Everest Forms at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: 3.6.4

Technical details

The plugin fails to properly validate user permissions when accessing form pages and data, allowing authenticated subscribers to bypass access controls. An attacker with a subscriber account can access restricted form functionality and data through direct requests. The vulnerability has been fixed in version 3.6.4.

Affected products

  • Everest Forms Everest Forms through 3.6.3

Timeline

  • 2026-11-07: disclosed
  • 2026-11-07: advisory

References

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