CVE-2025-3225 – llama-index-readers-papers

Package

Manager: pip
Name: llama-index-readers-papers
Vulnerable Version: >=0 <0.3.2

Severity

Level: High

CVSS v3.1: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00079 pctl0.24237

Details

LlamaIndex has an XML Entity Expansion vulnerability in its sitemap parser An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llama_index repository, specifically affecting the Papers Loaders package before version 0.3.2 (in llama-index v0.10.0 and above through v0.12.29). This vulnerability allows an attacker to supply a malicious Sitemap XML, leading to a Denial of Service (DoS) by exhausting system memory and potentially causing a system crash. The issue is resolved in version 0.3.2 (in llama-index 0.12.29).

Metadata

Created: 2025-07-07T12:30:22Z
Modified: 2025-07-07T23:59:01Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/07/GHSA-w42r-mrx7-c633/GHSA-w42r-mrx7-c633.json
CWE IDs: ["CWE-776"]
Alternative ID: GHSA-w42r-mrx7-c633
Finding: F083
Auto approve: 1