CVE-2024-57783: Dot Desktop Application RCE Vulnerability

CVE-2024-57783 Overview

CVE-2024-57783 affects the Dot desktop application through version 0.9.3. The application appends both user input and large language model (LLM) output to the Document Object Model (DOM) using innerHTML inside render.js. Because the Electron window can access Node.js APIs, a cross-site scripting (XSS) payload escalates into arbitrary command execution on the host. Attackers can chain the DOM injection with Node.js primitives such as require('child_process') to run operating system commands. The flaw is tracked under CWE-79.

Critical Impact
XSS in the Electron renderer escalates to local command execution because Node.js integration is exposed to untrusted LLM and user content.

Affected Products

Dot desktop application versions up to and including 0.9.3
Electron-based builds of Dot distributed via dotapp.uk
Installations that leave Node.js integration enabled in the renderer process

Discovery Timeline

2025-06-02 - CVE-2024-57783 published to the National Vulnerability Database (NVD)
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2024-57783

Vulnerability Analysis

Dot is an Electron-based desktop application that provides a local interface to an LLM. The renderer process in render.js writes user prompts and model responses directly to the page using the innerHTML sink. Any HTML or <script>-equivalent content in that data path is parsed and executed by the Chromium renderer.

Because the Electron BrowserWindow is configured with Node.js integration accessible to the renderer, injected JavaScript can call Node.js APIs. An attacker who controls prompt content, response content, or a document ingested by the LLM can invoke modules such as child_process to execute local commands. The result is a chained XSS to command execution primitive within the user's session context.

Root Cause

The root cause is unsafe DOM manipulation combined with an over-privileged renderer. Assigning untrusted strings to innerHTML bypasses HTML entity encoding and executes attacker-controlled markup. The Electron window compounds the issue by not isolating the renderer from Node.js, violating the least-privilege guidance from the Electron security model.

Attack Vector

Exploitation requires the victim to process attacker-influenced content through the Dot application. This can occur when a user loads a crafted document, imports a poisoned knowledge source, or receives crafted LLM output triggered by an indirect prompt injection. Once the payload renders, it inherits full Node.js capabilities in the desktop context. Refer to the research repository and the upstream issue discussion for technical details.

// No verified exploit code is published by the vendor.
// The vulnerability chain follows this pattern:
//   1. Attacker-influenced content reaches render.js
//   2. render.js assigns the content to element.innerHTML
//   3. Injected script executes with Node.js integration enabled
//   4. Payload calls require('child_process') to run OS commands

Detection Methods for CVE-2024-57783

Indicators of Compromise

Child processes such as cmd.exe, powershell.exe, /bin/sh, or bash spawned by the Dot application binary or its Electron helper processes
Unexpected outbound network connections initiated by the Dot process to attacker-controlled hosts
New or modified files in user-writable paths created shortly after Dot renders untrusted content

Detection Strategies

Hunt for process-tree anomalies where the Electron renderer or Dot main process is the parent of a shell or scripting interpreter
Inspect installed Dot versions across the fleet and flag any build at or below 0.9.3
Review LLM input and output logs, when available, for HTML tags, event-handler attributes, or javascript: URIs

Monitoring Recommendations

Enable endpoint process telemetry for Electron-based LLM clients and forward it to a central analytics platform
Alert on Node.js child_process invocations originating from renderer processes of untrusted desktop AI tools
Track software inventory for unmanaged AI desktop applications installed outside of standard provisioning

How to Mitigate CVE-2024-57783

Immediate Actions Required

Remove or restrict the Dot desktop application on managed endpoints until a fixed release is confirmed
Block ingestion of untrusted documents and external prompt sources into Dot workflows
Restrict use to non-privileged user accounts to limit the blast radius of local command execution

Patch Information

No vendor patch is referenced in the NVD entry at the time of publication. Monitor the upstream repository issue and the dotapp.uk project page for a fixed release. Upgrade to a version later than 0.9.3 once available and confirm that the renderer no longer uses innerHTML for LLM or user content.

Workarounds

Disable Node.js integration in the Electron BrowserWindow and enable contextIsolation and sandbox if building from source
Replace innerHTML assignments in render.js with textContent or a sanitized rendering library such as DOMPurify
Run the application inside an application sandbox or restricted user profile that blocks execution of shells and scripting interpreters

bash

# Example: identify Dot installations on Linux endpoints
find / -type f -name "Dot" -o -name "dot.AppImage" 2>/dev/null

# Example: quarantine the application until a patched build is available
chmod a-x /path/to/Dot