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Weakness (CWE) CWE-121 Stack-based Buffer Overflow 1

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TI-2026-85581 CVE-2026-123202 · GHSA-mwvf-r58x-mh9m

Stack-based buffer overflow in libnxml XML parser

Priority MEDIUM 45

libnxml before 0.18.6 contains a stack-based buffer overflow vulnerability in src/nxml_parser.c that allows remote attackers to write past a 1024-byte stack buffer via long XML names.

CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00705 · Published 2026-11-05 · Fixed in 0.18.6 CWE-121

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