xmlwf in libexpat before 2.8.2 has an integer overflow in endDoctypeDecl via NOTATION declarations.
Metrics
Affected Vendors & Products
References
History
Tue, 23 Jun 2026 12:15:00 +0000
| Type | Values Removed | Values Added |
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| Title | Integer Overflow in XML Notation Declaration Parsing | expat: libexpat: Integer Overflow Vulnerability Leading to Information Disclosure or Code Execution |
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threat_severity
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threat_severity
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Mon, 22 Jun 2026 17:30:00 +0000
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ssvc
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Sun, 21 Jun 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
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| Title | Integer Overflow in XML Notation Declaration Parsing |
Sun, 21 Jun 2026 16:45:00 +0000
| Type | Values Removed | Values Added |
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| Description | xmlwf in libexpat before 2.8.2 has an integer overflow in endDoctypeDecl via NOTATION declarations. | |
| First Time appeared |
Libexpat Project
Libexpat Project libexpat |
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| Weaknesses | CWE-190 | |
| CPEs | cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Libexpat Project
Libexpat Project libexpat |
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cvssV3_1
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Status: PUBLISHED
Assigner: mitre
Published: 2026-06-21T15:56:42.729Z
Updated: 2026-06-22T16:31:30.518Z
Reserved: 2026-06-21T15:56:42.365Z
Link: CVE-2026-56411
Updated: 2026-06-22T16:31:27.615Z
No data.