News KrakenD Training: The Definitive Certification Program for API Gateway Mastery

KrakenD 2.3.3 (patch version) released

by Albert Lombarte

Jun 1, 2023

1 min read

A new patch version KrakenD 2.3.3 is available on the download page and the Docker registry. Upgrading from any 2.x is backward compatible.

This release includes a security fix to mitigate SSL3 CVE-2023-1255 (Base Score: 5.9 MEDIUM) and new Lua helpers fo facilitate developments of custom business logic. The new Lua helpers are:

  •, which returns a new table.
  • t:keys(), which returns the sorted key names of a table t.
  •, which returns a new list.

See Lua helpers documentation

Summary of changes

Fixes on GraphQL, Alpine security upgrade, and added new helpers in Lua

  • Upgrade Lura engine to 2.2.8
  • Add list and table helpers to Lua scripts
  • Automatically set content-type application/json for GraphQL backends, no longer needing the client to pass it + fixes in formatting
  • Fix escaped chars during XML rendering
  • Fix glibc detection on macOS (by @dschanoeh)
  • Avoid startup panic when using proxy rate limit with capacity 0
  • Upgrade Docker image base to Alpine 3.18 to mitigate SSL3 CVE-2023-1255 (by @ksylvan)

Upgrading to the latest version is always advised.

 Stay up to date with KrakenD releases and important updates

We use cookies to understand how you use our site and to improve your overall experience. By continuing to use our site, you accept our Privacy Policy. More information