Bug Bounty Fix — Capcut

While there is no single "CapCut Bug Bounty Fix" paper published by ByteDance, security researchers and users typically address vulnerabilities through ByteDance's unified bug bounty program and specific "Security Notice" troubleshooting for the app. 1. The Official Bug Bounty Channel

const path = require('path'); const sanitize = require('sanitize-filename'); capcut bug bounty fix

recommends standard troubleshooting rather than a bounty submission Update the App While there is no single "CapCut Bug Bounty

Even a “simple” field like template description can become a critical vulnerability if rendering isn’t hardened. Always treat user input in shareable links as untrusted — encode, not just filter. Create a crafted ZIP containing a specially named file (e

1. Create a crafted ZIP containing a specially named file (e.g., ../../shell.php or manifest with malicious serialized object) and metadata.json mimicking a project import.
2. POST multipart/form-data to /api/upload with Content-Type: multipart/form-data; boundary=---BOUNDARY and include file parameter "file" with crafted ZIP.
3. Observe asynchronous processing by worker (job accepted) and resulting stored file path or execution (check logs or returned resource URL).
4. Access crafted resource via returned URL or trigger background job to process file causing code execution or file read.

7. User Education and Awareness

CapCut Bug Bounty Fix: A Comprehensive Guide to Reporting and Resolving Issues

Researcher re-test (Day 6)

– XSS no longer works.