CVE-2021-46143

PoC —

CVSS 3.1

7.8 high

EPSS

4%p89

Published

Jan 6, 2022 (Jan 6, 2022)

Modified

Jun 17, 2026

Description

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

Vendors: libexpat project netapp tenable siemens
Products: libexpat, active iq unified manager, clustered data ontap, hci baseboard management controller, oncommand workflow automation, solidfire \& hci management node, nessus, sinema remote connect server
Weakness: CWE-190
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.8%)

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