CapCut allows users to import media via external links or integrate with third-party cloud storage. If the backend server fetches these external resources without strict validation, it may be susceptible to SSRF.
The researcher sends a secret report to ByteDance. They use official platforms like HackerOne. Step 3: Verification
. As a ByteDance-owned application, security vulnerabilities in CapCut are reported through their global partner, ByteDance Bug Bounty Program (for CapCut)
Manipulating project IDs in the URL or API requests to view, edit, or delete another creator's private cloud projects. capcut bug bounty fix
Contextually encode all user-generated content (subtitles, text effects) before rendering it in the DOM. Implement a strict Content Security Policy (CSP) header to restrict the execution of unauthorized inline scripts and untrusted external resources. Fixing SSRF: URL Whitelisting and Network Isolation
: Ensure you are on the latest version to receive automatic "bug fixes" for stability. Clear Cache Settings > Apps > CapCut > Storage
Fixing Deeplink Exploits: Input Validation and Explicit Intent CapCut allows users to import media via external
iOS and Android clients handling local media processing, user authentication, and cloud syncing.
| Feature | Description | | :--- | :--- | | | ByteSRC is the sole, official channel for reporting security issues. | | Scope | Covers all ByteDance products and services, including CapCut. | | Rewards | Offers financial rewards for qualifying reports, with major payouts for critical flaws. | | Recognition | Includes a public leaderboard to honor top security researchers. | | Reporting | Provides a structured process for submitting detailed vulnerability reports. |
Only download templates, LUTs, and effects from official, verified creators within the app's native marketplace. They use official platforms like HackerOne
CapCut Bug Bounty Fix: How to Find and Report Security Flaws
To achieve high acceptance rates and maximize bounty payouts when hunting for CapCut bugs, keep these technical strategies in mind: