CVE-2025-3044
Medium
Description
A vulnerability in the ArxivReader class of the run-llama/llama_index repository, versions up to v0.12.22.post1, allows for MD5 hash collisions when generating filenames for downloaded papers. This can lead to data loss as papers with identical titles but different contents may overwrite each other, preventing some papers from being processed for AI model training. The issue is resolved in version 0.12.28.
SeverityMedium
CVSS5.3
Exploit probability—
ProductLlamaindex
PublishedJul 7, 2025
First seenJul 7, 2025
Weakness typeCWE-440CWE-440
How to fix
Update
- llamaindex llamaindex0.12.28 or later
- llama-index-readers-papers0.3.1 or later
- llama-index0.12.28 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| llamaindex llamaindex | v < 0.12.28 | 0.12.28 |
| llama-index-readers-papersPyPI | v < 0.3.1 | 0.3.1 |
| llama-indexPyPI | v < 0.12.28 | 0.12.28 |
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