CVE-2022-22823

—

CVSS 3.1

9.8 critical

EPSS

3%p88

Published

Jan 10, 2022 (Jan 10, 2022)

Modified

Jun 17, 2026

Description

build_model in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

Vendors: libexpat project tenable debian siemens
Products: libexpat, nessus, debian linux, sinema remote connect server
Weakness: CWE-190
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.4%)

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