Heap-based Buffer Overflow Vulnerability in JP1/Base by Hitachi
CVE-2026-86574

9.8CRITICAL

Key Information:

Vendor

Hitachi
Status
Jp1/base
Vendor
CVE Published:
27 October 2026

What is CVE-2026-86574?

A heap-based buffer overflow vulnerability exists in JP1/Base versions 11-00 to 12-50-54, which could allow attackers to exploit memory management issues, potentially resulting in unauthorized access or manipulation of sensitive data. It is crucial for users of JP1/Base to apply the appropriate security patches and follow best practices to mitigate the risks associated with this vulnerability.

Affected Version(s)

JP1/Base 11-00 < 12-50-54

References

https://www.hitachi.com/products/it/software/security/inf...
vendor-advisory

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.