# CVE-2025-3225

## Summary

- **CVE ID:** CVE-2025-3225
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-776
- **Published:** Jul 7, 2025
- **Last Modified:** Mar 12, 2026

## Description

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 version v0.12.21. 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 v0.12.29.

## Affected Products

- run-llama — run-llama/llama_index (unspecified)

## References

- [CNA](https://huntr.com/bounties/e33c0699-e9a2-49aa-837b-5363205637a2)
- [CNA](https://github.com/run-llama/llama_index/commit/4f6ee062b19212106a2632af9c9521fc7f0a3584)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.42%
- **EPSS Percentile:** 35.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._