libexpat before 2.8.2 has an integer overflow in addBinding.

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Workaround

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History

Mon, 22 Jun 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sun, 21 Jun 2026 16:00:00 +0000

Type Values Removed Values Added
Description libexpat before 2.8.2 has an integer overflow in addBinding.
First Time appeared Libexpat Project
Libexpat Project libexpat
Weaknesses CWE-190
CPEs cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*
Vendors & Products Libexpat Project
Libexpat Project libexpat
References
Metrics cvssV3_1

{'score': 6.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-06-22T17:05:08.584Z

Reserved: 2026-06-21T15:45:55.277Z

Link: CVE-2026-56404

cve-icon Vulnrichment

Updated: 2026-06-22T17:05:03.342Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-21T19:00:14Z

Weaknesses