CVE-2022-25235

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CVSS 3.1

9.8 critical

EPSS

5%p92

Published

Feb 16, 2022 (Feb 16, 2022)

Modified

Jun 17, 2026

Description

xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context.

Vendors: libexpat project debian fedoraproject oracle siemens
Products: libexpat, debian linux, fedora, http server, zfs storage appliance kit, sinema remote connect server
Weakness: CWE-116
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 (5.0%)

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