Bugcrowd API for interacting and tracking the reported issues programmatically.
Bugcrowd API is a free Security API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
About the Bugcrowd API
Details from docs.bugcrowd.com.

Unified API suite · now live
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Encrypting & decrypting text messages
The Bugcrowd API is provided by Bugcrowd Docs (docs.bugcrowd.com). About the Bugcrowd API
Yes. The Bugcrowd API is listed in the Security category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The Bugcrowd API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the Bugcrowd API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Bugcrowd API is served over HTTPS, so it's safe to use in production.