TykTechnologies/tyk v4.2.1 on GitHub

Tyk Gateway 4.2.1

Fixed using environment variable to allow definition of ports_whitelist
Fixed caching of responses with Transfer-Encoding set to "chunked"
Fixed raw log analytics for responses with Transfer-Encoding set to "chunked"
Fixed an issue where the Gateway would panic if you attempt to use JS plugins with disabled JSVM
Fixed an issue where MDCB would automatically propagate keys to all workers if updated in the controller gateway; this meant that users were unable to constrain keys to specific data centres/worker clusters
Fixed an issue with the calculation of TTL for keys in an MDCB deployment such that TTL could be different between worker and controller gateways
Fixed an issue where due to incorrect validation of certificates, a defect in the client_certificates list allowed any certificate to be used against MTLS API.

The cookie and query param auth sources are now enabled only if flags set to true and no longer rely on param_name and cookie_name being non empty.

Adding APIs with Swagger doesn't correctly combine basePath and API paths
Fixed URL Rewrite advanced triggers in Endpoint Designer
Fixed Dashboard UI permissions screen - now correctly the user permissions for "Identity management" and "Real-time notifications".
Fix case sensitive email duplication checks, Dashboard now check emails case insensitive.
Fix SMTP driver did not offering text/html multipart as preferred content for MIME enabled email clients
Fixed a front-end issue where a dashboard graph of API endpoints didn’t populate on activity, due to issuing a GET request rather than POST.