Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Llamaindex | Llamaindex | >= 0.12.21, < 0.12.29 |
Related Weaknesses (CWE)
References
- https://github.com/run-llama/llama_index/commit/4f6ee062b19212106a2632af9c9521fcPatch
- https://huntr.com/bounties/e33c0699-e9a2-49aa-837b-5363205637a2ExploitThird Party Advisory
FAQ
What is CVE-2025-3225?
CVE-2025-3225 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 vuln...
How severe is CVE-2025-3225?
CVE-2025-3225 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-3225?
Check the references section above for vendor advisories and patch information. Affected products include: Llamaindex Llamaindex.