> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://buildwithfern.com/learn/llms.txt. ## 3.40.4 **`(fix):`** Bump Jackson from 2.18.2 to 2.18.6 to fix GHSA-72hv-8253-57qq (Number Length Constraint Bypass in Async Parser leading to potential DoS).