GHSA-R7WM-3CXJ-WFF9 jackson-core: Async parser maxNumberLength bypass via chunked digit accumulation (incomplete fix for GHSA-72hv-8253-57qq)

Summary The fix released in jackson-core 2.18.6 and 2.21.1 for GHSA-72hv-8253-57qq Number Length Constraint Bypass in Async Parser, published 2026-02-28 is incomplete. The fix commit b0c428e6 1555 wired validateIntegerLength into a new setIntLength helper and called it at every place where the...

[SECURITY] Fedora 43 Update: python-multipart-1.3.1-1.fc43

This module provides a fast incremental non-blocking parser for multipart/form-data HTML5, RFC7578, as well as blocking alternatives for easier use in WSGI or CGI applications...

Allocation of Resources Without Limits or Throttling

Overview com.fasterxml.jackson.core:jackson-core is a Core Jackson abstractions, basic JSON streaming API implementation Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in which the non-blocking async JSON parser can be made to bypass the...

Introducing Jackson 3 support in Spring

This is a new blog post in the Road to GA series, this time sharing more details on the new Jackson 3 support, just a few days after Jackson 3.0.0 GA release, about to be introduced in Spring Boot 4 and related Spring portfolio projects. Jackson is by far the most used JSON library on the JVM, an...