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P4
CVE-2026-26199: hdf5 before 2.1.0 (exclusive), <= 1.14.6
CVE-2026-26199. CVSS 3.1 base score 6.5 (MEDIUM, NVD). EPSS 0.00351 (percentile 0.27633), scored 24-Oct-2026.
Affected technology
hdf5 · before 2.1.0 (exclusive)
hdfgroup
hdf5 · <= 1.14.6
HDFGroup
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · Active user interaction
What an attacker can do
Vendor/CNA’s CVSS 4.0 assessment (base score 5.9/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-124
- CCR priority
- 26.1 /100 (P4)
- CVSS 3.1
- 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L · NVD
- EPSS
- 0.00351 · percentile 0.27633 · 2026-10-24
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-26199.html