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Python Data Science Apache-2.0 Latest: apache-arrow-26.0.0

PyArrow

Python library for Apache Arrow — high-performance columnar in-memory data and IPC

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Health Metrics

Project Health at a Glance

Live data from GitHub and PyPI, updated daily.

⭐
17.2K+63
GitHub Stars
📦
apache-arrow-26.0.0
Latest Release · 13 days ago
🔄
27d
Avg. Release Cadence
🐛
2.4K
Open Issues
📅
Yesterday
Last Commit
🔒
9
Active CVEs

Data last fetched: 2026-10-22

Security

Known Vulnerabilities

9 active CVEs reported via OSV.dev

GHSA-5wvp-7f3h-6wmm CVSS_V3

PyArrow: Arbitrary code execution when loading a malicious data file

Published: 2023-11-09 Fixed in: 14.0.1
GHSA-8cw2-jv5c-c825 CVSS_V3

Missing Initialization of Resource in Apache Arrow

Published: 2022-05-24 Fixed in: 0.15.1
GHSA-cjw4-2w9r-r8mv CVSS_V3

Missing Initialization of Resource in Apache Arrow

Published: 2022-05-24 Fixed in: 0.15.1
GHSA-rgxp-2hwp-jwgg CVSS_V3

Apache Arrow: Potential use-after-free when reading IPC file with pre-buffering

Published: 2026-02-17 Fixed in: 23.0.1
PYSEC-2019-195 Unknown

Published: 2019-11-08 Fixed in: 0.15.0
PYSEC-2019-196 Unknown

Published: 2019-11-08 Fixed in: 0.15.0
PYSEC-2023-238 Unknown

Published: 2023-11-17 Fixed in: 14.0.1
PYSEC-2024-161 Unknown

Published: 2024-11-28 Fixed in: 801de2fbcf5bcbce0c019ed4b35ff3fc863b141b
PYSEC-2026-113 CVSS_V3

Published: 2026-02-17 Fixed in: 23.0.1
Ecosystem

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pandas → polars → dask →
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