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9.8 Critical

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

Description

Heap-based Buffer Overflow Vulnerability in JP1/Base. This issue affects JP1/Base: from 11-00 before 12-50-54.

CVSS 3.1 detail

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

Exploitable remotely over the network, without an account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.

Attack vector
Network
Attack complexity
Low
Privileges required
None
Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected products and versions

Product Affected versions Fixed in
JP1/Base 11 11-00 → < 12-50-54 12-50-54

Other CVEs of JP1/Base

The 4 CVEs of JP1/Base →
CVE-2026-86577 Out-of-bounds Write Vulnerability in JP1 Products 9.4 Critical CVE-2026-86576 Heap-based Buffer Overflow Vulnerability in JP1 Products 9.4 Critical CVE-2026-86575 Stack-based Buffer Overflow Vulnerability in JP1 Products 9.4 Critical
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