cvedb.io
CVE-2025-3225
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2025-07-07T10:15:27.047 · Last modified 2026-06-17T09:19:28.120

Summary

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

llamaindex — llamaindex

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.