CVE-2025-5302— Denial of Service (DOS) in JSONReader in run-llama/llama_index
Quick assessment
Affected
run-llama run-llama/llama_index
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
LlamaIndex是LlamaIndex开源的一个 LLM 应用程序的数据框架。 LlamaIndex v0.12.37版本存在安全漏洞，该漏洞源于JSONReader组件解析深度嵌套JSON文件时递归不受控制，可能导致拒绝服务。
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I. Basic Information for CVE-2025-5302
Vulnerability Information
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Vulnerability Title
Denial of Service (DOS) in JSONReader in run-llama/llama_index
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未经控制的递归
Source: CVE Program / CVE List V5
Vulnerability Title
LlamaIndex 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LlamaIndex是LlamaIndex开源的一个 LLM 应用程序的数据框架。 LlamaIndex v0.12.37版本存在安全漏洞，该漏洞源于JSONReader组件解析深度嵌套JSON文件时递归不受控制，可能导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| run-llama | run-llama/llama_index | unspecified ~ 0.12.38 | - |
|
II. Public POCs for CVE-2025-5302
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2025-5302
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