CVE-2025-52999: jackson-core can throw a StackoverflowError when processing deeply nested data

June 27, 2025 (updated November 10, 2025)

With older versions of jackson-core, if you parse an input file and it has deeply nested data, Jackson could end up throwing a StackoverflowError if the depth is particularly large.

References

github.com/FasterXML/jackson-core
github.com/FasterXML/jackson-core/pull/943
github.com/FasterXML/jackson-core/security/advisories/GHSA-h46c-h94j-95f3
github.com/advisories/GHSA-h46c-h94j-95f3
nvd.nist.gov/vuln/detail/CVE-2025-52999

Code Behaviors & Features

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