CVE-2026-76935

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.32% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 25.8% of scored records. A rank, not a probability.

NVD base score

9.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-10-27.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-10-27 09:37Z2 DAYS AGO

Last updated

2026-10-27 09:37Z2 DAYS AGO

Reserved

2026-08-20

Assigning CNA

Hitachi

Record state

PUBLISHED

Severity

Critical (CVSS 9.4)

CNA CVSS vector

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

Weaknesses

• CWE-121Stack-based Buffer OverflowVariant

Data version

5.2

Document digest

e6ddce4a4a544d0c3d36a79acc9f038c6c20a5316badaa3db8e20aa71379c2ba

• www.hitachi.comhttps://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-141/index.htmlvendor-advisory