Submit #220729: A Persistent XSS Vulnerability Identified in the vnote Markdown Editor

**Vulnerability type**
persistent XSS vulnerability

**Affected application version**
All versions prior to v3.17.0 and v3.17.0

**Vulnerability description**
Attackers can exploit this vulnerability by injecting malicious JavaScript scripts into a Markdown file. When other users import this evil Markdown file using VNote, the malicious code is automatically loaded during front-end rendering. This could potentially lead to local file access, information disclosure, session hijacking, the propagation of malicious software, or other malicious activities

**Steps to Reproduce the Vulnerability**
https://github.com/victorootnice/victorootnice.github.io/blob/main/2023/bbp-01.md

• Source: ⚠️ https://github.com/victorootnice/victorootnice.github.io/blob/main/2023/bbp-01.md
• User: victorootnice (UID 56411)
• Submission: 10/14/2023 20:45 (3 years ago)
• Moderation: 10/22/2023 18:04 (8 days later)
• Status: Accepted
• VulDB entry: 243139 [vnotex vnote up to 3.17.0 Markdown File cross site scripting]
• Points: 20