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).
beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2025-3225US | — | — | ||
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… | ||||
Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://github.com/advisories/GHSA-w42r-mrx7-c633ADVISORY
- https://github.com/run-llama/llama_indexPACKAGE
- https://github.com/run-llama/llama_index/commit/4f6ee062b19212106a2632af9c9521fc7f0a3584WEB
- https://huntr.com/bounties/e33c0699-e9a2-49aa-837b-5363205637a2WEB
- https://nvd.nist.gov/vuln/detail/CVE-2025-3225ADVISORY
- https://pypi.org/project/llama-index-readers-papersPACKAGE
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