CVE-2024-23997
📋 TL;DR
CVE-2024-23997 is a cross-site scripting (XSS) vulnerability in Lukas Bach yana versions ≤1.0.16 that allows attackers to inject malicious scripts via the src/electron-main.ts file. This affects users running vulnerable versions of the yana application, potentially compromising their browser sessions and data.
💻 Affected Systems
- Lukas Bach yana
📦 What is this software?
Yana by Lukasbach
⚠️ Risk & Real-World Impact
Worst Case
Attackers could execute arbitrary JavaScript in users' browsers, leading to session hijacking, credential theft, or malware delivery.
Likely Case
Attackers inject malicious scripts to steal session cookies or redirect users to phishing sites.
If Mitigated
With proper input validation and output encoding, the risk is reduced to minimal impact.
🎯 Exploit Status
Proof-of-concept available on GitHub; exploitation requires user interaction (e.g., clicking a malicious link).
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: >1.0.16
Vendor Advisory: https://github.com/lukasbach/yana/security/advisories
Restart Required: Yes
Instructions:
1. Update yana to version >1.0.16. 2. Restart the application. 3. Verify the fix by checking the version.
🔧 Temporary Workarounds
Input Sanitization
allImplement strict input validation and output encoding in the application code.
🧯 If You Can't Patch
- Disable or restrict access to the vulnerable application.
- Use web application firewalls (WAF) to filter malicious scripts.
🔍 How to Verify
Check if Vulnerable:
Check the yana version in package.json or via the application's about section.Check Version:
npm list yanaVerify Fix Applied:
Confirm the version is >1.0.16 and test for XSS payloads.📡 Detection & Monitoring
Log Indicators:
- Unusual JavaScript execution in logs
- Suspicious user input patterns
Network Indicators:
- HTTP requests with script tags or encoded payloads
SIEM Query:
source="application_logs" AND ("<script>" OR "javascript:")