CVE-2025-5302

Denial of Service (DOS) in JSONReader in run-llama/llama_index

Description

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.

N/A

CVSS

Severity:

EPSS 0.05%

Affected: run-llama run-llama/llama_index

References

Link	Tags
https://huntr.com/bounties/70041b81-de9e-4046-8c0e-6ccd557048a6
https://github.com/run-llama/llama_index/commit/c032843a02ce38fd8f284b2aa5a37fd1c17ae635

Frequently Asked Questions

What is the severity of CVE-2025-5302?: CVE-2025-5302 has not yet been assigned a CVSS score.
How to fix CVE-2025-5302?: To fix CVE-2025-5302, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-5302 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-5302 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-5302?: CVE-2025-5302 affects run-llama run-llama/llama_index.

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