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GHSA-7753-xrfw-ch36

LlamaIndex affected by a Denial of Service (DOS) in JSONReader

Source: GitHub Advisory Database (reviewed) High CVE-2025-5302

Packages

EcosystemPackageAffectedFixed in
PyPI llama-index-core < 0.12.38 0.12.38

Details

As written in the advisory (Markdown source, shown as plain text).

A denial of service vulnerability exists in the JSONReader component of the run-llama/llama_index repository, specifically in version v0.12.37. The vulnerability is caused by uncontrolled recursion when parsing deeply nested JSON files, which can lead to Python hitting its maximum recursion depth limit. This results in high resource consumption and potential crashes of the Python process. The issue is resolved in version 0.12.38.

References

External links from the advisory. They lead to third-party sites.