CVE-2025-3225

NONE EPSS 33.3%
Published Jul 7, 202511mo ago · Modified Jun 17, 20261w ago
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Published Jul 7, 2025 11mo ago
Last Modified Jun 17, 2026 1w ago

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.

Threat Intelligence

EPSS Exploit Probability
33.3% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-776

Affected Products 1

VendorProductVersionRange
llamaindexllamaindex*≥0.12.21  –  <0.12.29

References 2

  • github.com https://github.com/run-llama/llama_index/commit/4f6ee062b19212106a2632af9c9521fc7f0a3584
    Patch
  • huntr.com https://huntr.com/bounties/e33c0699-e9a2-49aa-837b-5363205637a2
    ExploitThird Party Advisory

Remediation

  • github.com https://github.com/run-llama/llama_index/commit/4f6ee062b19212106a2632af9c9521fc7f0a3584
    Patch