CVE-2021-45832

5.5 mediumEPSS 0.8%

Medium (5.5) in hdfgroup hdf5. EPSS 0.8% chance of exploitation in the next 30 days.

A Stack-based Buffer Overflow Vulnerability exists in HDF5 1.13.1-1 at at hdf5/src/H5Eint.c, which causes a Denial of Service (context-dependent).

Severity

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)
CWE: CWE-674
Published: 2022-01-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19