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CVE Watch14 de out. de 2026

CVE-2021-46143

In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.

CVSS

8.1

Alta

EPSS

4.5%

p92

KEV

—

Exploit Today

27

0-100

Publicado: 6 de jan. de 2022 · Última mod.: 14 de out. de 2026 · CWE-190

EPSS · 30d

4.2%EPSS · 30 dias4.5%

2026-10-172026-11-14

Descrição técnica

In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.

Referências oficiais

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