CVE-2021-46242

8.8 highEPSS 1.2%

High (8.8) in hdfgroup hdf5. EPSS 1.2% chance of exploitation in the next 30 days.

HDF5 v1.13.1-1 was discovered to contain a heap-use-after free via the component H5AC_unpin_entry.

Severity

8.8 high

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

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2022-01-21
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19