PT-2025-34665 · Run Llama · Llama Index

Published 2025-08-25 · Updated 2025-08-26 · CVE-2025-5302

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

Name of the Vulnerable Software and Affected Versions: run-llama/llama index versions prior to 0.12.38

Description: A denial of service issue exists in the JSONReader component. The issue 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.

Recommendations: Update to version 0.12.38 or later.

Fix

DoS

Uncontrolled Recursion

Weakness Enumeration

CWE-674

Related Identifiers

CVE-2025-5302

GHSA-7753-XRFW-CH36

Affected Products

Llama Index

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-5302 · Security Note
• https://osv.dev/vulnerability/CVE-2025-5302 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-7753-xrfw-ch36 · Vendor Advisory
• https://github.com/run-llama/llama_index · Note
• https://github.com/run-llama/llama_index/commit/c032843a02ce38fd8f284b2aa5a37fd1c17ae635 · Note
• https://twitter.com/CVEnew/status/1959998353925935216 · Twitter Post
• https://huntr.com/bounties/70041b81-de9e-4046-8c0e-6ccd557048a6 · Note