PITVuln EPSS daily archive: 2,003 daily files, 2021-04-14 to 2026-10-16

Daily Exploit Prediction Scoring System (EPSS) files from 2021-04-14 to 2026-10-16: 2,003 files, 450,211,209 scores, 2.86 GB, as yearly zip archives of Parquet files, with a manifest that records the SHA-256 and row count of every file, the 9 days that are absent at the source, and the EPSS model-version periods. Part of PITVuln, a point-in-time archive of vulnerability intelligence. Code, benchmark and documentation: https://github.com/sanjeevkumarmandal/pitvuln-vulnerability-archive. Attribution: EPSS scores are provided by FIRST. See EPSS at https://www.first.org/epss . Cite: Jacobs, Romanosky, Edwards, Roytman, Adjerid (2021), Exploit Prediction Scoring System (EPSS), Digital Threats: Research and Practice, 2(3). The scores remain subject to the FIRST EPSS Usage Agreement. EPSS scores from different model versions are not directly comparable.