CVE-2025-5472 Denial of Service via Uncontrolled Recursive JSON Parsing in JSONReader in run-llama/llama_index

The JSONReader in run-llama/llamaindex versions 0.12.28 is vulnerable to a stack overflow due to uncontrolled recursive JSON parsing. This vulnerability allows attackers to trigger a Denial of Service DoS by submitting deeply nested JSON structures, leading to a RecursionError and crashing...

PT-2025-27665 · Unknown · Llama Index

Name of the Vulnerable Software and Affected Versions: llama index versions prior to 0.12.28 llama index version 0.12.28 Description: The JSONReader in the affected software is vulnerable to a stack overflow due to uncontrolled recursive JSON parsing. This allows attackers to trigger a Denial of...

Denial of Service via `Uncontrolled Recursive` JSON Parsing in `JSONReader`

Description The JSONReader in llamaindex is vulnerable to stack overflow when processing deeply nested JSON, leading to a RecursionError. Attackers can exploit this to trigger Denial of Service DoS by submitting malicious JSON, crashing applications before input validation. This impacts...