CVE-2023-53940

HIGH

Codigo Markdown Editor 1.0.1 - Code Injection

Title source: llm

Description

Codigo Markdown Editor 1.0.1 contains a code execution vulnerability that allows attackers to run arbitrary system commands by crafting a malicious markdown file. Attackers can embed a video source with an onerror event that executes shell commands through Node.js child_process module when the file is opened.

Exploits (1)

exploitdb WORKING POC

by 8bitsec · textlocalmultiple

https://www.exploit-db.com/exploits/51432

View Code ZIP pw:eip

References (3)

[Various Sources] https://github.com/alfonzm/codigo-app

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/51432

[Third Party Advisory] https://www.vulncheck.com/advisories/codigo-markdown-editor-electron-arbitrary-code-execution-via-markdown-file

Scores

CVSS v3 7.8

EPSS 0.0004

EPSS Percentile 11.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE

CWE-94

Status published

Products (1)

Alfonzm/Codigo Markdown Editor 1.0.1

Published Dec 18, 2025

Tracked Since Feb 18, 2026