CVE-2025-3044Medium· 5.3▾ SunlitLlamaIndex vulnerability in ArxivReader class can cause MD5 hash collisions
▾ Sunlit zone — Low / medium · no exploitation signal
impact 29.2 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
0.3%
0.3% → 0.3%
A vulnerability in the ArxivReader class of the run-llama/llama_index repository 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 llama-index-readers-papers version 0.3.1 (in llama-index 0.12.28).
llama-index-readers-papers < 0.3.1Upgrade to a patched release:
llama-index-readers-papers 0.3.1Connected by shared product, vendor, weakness, or advisory.