PT-2025-46024

Published

2025-10-14

·

Updated

2025-10-14

Description by

CVSS 3.1
9.8
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
xmltok impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context.
Exploitability
Fix
Vendors
Affected products
Related identifiers
JLSEC-2025-52
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