CVE-2025-3044: llamaindex — Exploit & Fix

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.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness Type (CWE)

CWE-440 CWE-440

Affected Products

Vendor	Product	Versions
llamaindex	llamaindex	< 0.12.28

References

Advisories & Patches

https://github.com/run-llama/llama_index/commit/0008041e8dde8e519621388e5d6f558bde6ef42e

Exploits

https://huntr.com/bounties/80182c3a-876f-422f-8bac-38267e0345d6 https://huntr.com/bounties/80182c3a-876f-422f-8bac-38267e0345d6

Frequently Asked Questions

What is CVE-2025-3044? +

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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-3044? +

CVE-2025-3044 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-3044? +

CVE-2025-3044 affects products from llamaindex, specifically: llamaindex. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-3044? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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