CVE-2026-86574
Heap-based Buffer Overflow Vulnerability in JP1/Base
Heap-based Buffer Overflow Vulnerability in JP1/Base.
This issue affects JP1/Base: from 11-00 before 12-50-54.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Heap-based Buffer Overflow Vulnerability in JP1/Base
Heap-based Buffer Overflow Vulnerability in JP1/Base.
This issue affects JP1/Base: from 11-00 before 12-50-54.
- Record
CVE-2026-86574- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-04
EUVDEUVD-2026-110650
Heap-based Buffer Overflow Vulnerability in JP1/Base.
This issue affects JP1/Base: from 11-00 before 12-50-54.
- Record
EUVD-2026-110650- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-04
GitHub AdvisoriesGHSA-g8rj-6x73-6prx
Heap-based Buffer Overflow Vulnerability in JP1/Base. This issue affects JP1/Base: from 11-00...
Heap-based Buffer Overflow Vulnerability in JP1/Base.
This issue affects JP1/Base: from 11-00 before 12-50-54.
- Record
GHSA-g8rj-6x73-6prx- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
NVD
Heap-based Buffer Overflow Vulnerability in JP1/Base.
This issue affects JP1/Base: from 11-00 before 12-50-54.
- Record
CVE-2026-86574- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-04
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | CVE List | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-86574 is a critical vulnerability (CVSS 9.8) in Hitachi Jp1/base, published October 27, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.52%, the 44th percentile. No source names a fixed version.