---
id: "CVE-2026-39735"
kind: "vulnerability"
aliases: ["CVE-2026-39735"]
title: "JetEngine WordPress plugin: missing authorization check exposes access-controlled content"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["crocoblock", "jetengine", "runtime", "wordpress"]
not_affected_if: ["access-control-unused", "jetengine-not-installed"]
published_at: "2026-10-29T13:17:11+00:00"
first_seen_at: "2026-10-29T13:25:07+00:00"
updated_at: "2026-10-29T13:25:42+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39735", "first_seen_at": "2026-10-29T13:25:07+00:00"}]
---

# JetEngine WordPress plugin: missing authorization check exposes access-controlled content

JetEngine, a WordPress plugin from Crocoblock, has a missing authorization check tied to access control configuration. The sources say an attacker can exploit incorrectly configured access control security levels to get around restrictions.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed JetEngine version in the WordPress plugins screen or the plugin header of `jet-engine`.
- Compare the installed version against the range stated in the sources: affected through `3.9.0.1`.
- Review which JetEngine access control settings are in use on the site.

## Fix

- JetEngine: fixed release not stated in the sources; affected through `3.9.0.1`.

## Timeline

- 2026-10-29T13:25:07+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-39735

## From the sources

Missing Authorization vulnerability in Crocoblock JetEngine jet-engine allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects JetEngine: from n/a through 3.9.0.1.

---

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