In libxml2 before 2.13.8 and 2.14.x before 2.14.2, xmlSchemaIDCFillNodeTables in xmlschemas.c has a heap-based buffer under-read. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML schema must be used.
CVE ID: CVE-2025-32415
CVSS Base Severity: LOW
CVSS Base Score: 2.9
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Vendor: xmlsoft
Product: libxml2
EPSS Score: 0.01% (probability of being exploited)
EPSS Percentile: 1.43% (scored less or equal to compared to others)
EPSS Date: 2025-04-18 (when was this score calculated)