{"cve":"CVE-2025-3044","nvd":{"published":"2025-07-07T10:15:26.717","modified":"2026-06-17T09:19:05.210","status":"Analyzed","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.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":5.3},"cwes":["CWE-440"],"references":["https://github.com/run-llama/llama_index/commit/0008041e8dde8e519621388e5d6f558bde6ef42e","https://huntr.com/bounties/80182c3a-876f-422f-8bac-38267e0345d6","https://huntr.com/bounties/80182c3a-876f-422f-8bac-38267e0345d6"],"products":["llamaindex:llamaindex"],"source":"nvd","synced_at":"2026-10-19T22:04:28.436527499+00:00"},"epss":{"cve":"CVE-2025-3044","score":0.00323,"percentile":0.25403,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-p7j4-jwjf-5x9w","url":"https://osv.dev/vulnerability/GHSA-p7j4-jwjf-5x9w","summary":"LlamaIndex vulnerability in ArxivReader class can cause MD5 hash collisions","modified":"2026-07-13T07:26:33.379116779Z","packages":[{"ecosystem":"PyPI","name":"llama-index-readers-papers","purl":"pkg:pypi/llama-index-readers-papers","ranges":["<0.3.1"],"fixed":["0.3.1"]}]},{"id":"PYSEC-2025-247","url":"https://osv.dev/vulnerability/PYSEC-2025-247","summary":"","modified":"2026-07-13T07:26:33.379116779Z","packages":[{"ecosystem":"PyPI","name":"llama-index","purl":"pkg:pypi/llama-index","ranges":["<0.12.28"],"fixed":["0.12.28"]}]},{"id":"PYSEC-2026-1569","url":"https://osv.dev/vulnerability/PYSEC-2026-1569","summary":"LlamaIndex vulnerability in ArxivReader class can cause MD5 hash collisions","modified":"2026-07-13T07:26:33.379116779Z","packages":[{"ecosystem":"PyPI","name":"llama-index-readers-papers","purl":"pkg:pypi/llama-index-readers-papers","ranges":["<0.3.1"],"fixed":["0.3.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}