PublicCVE

CVE-2026-56406

MEDIUM6.9JSON exportCreate alert

Description

libexpat before 2.8.2 has an integer overflow in XML_ParseBuffer because it lacked a check that was present in XML_Parse.

CVSS breakdown

CVSS 3.1
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low

Affected products