VULNERABILITY INTELLIGENCE

CVE-2026-93543

CVSS score7.4 HIGH

EPSS probability0.26%

CISA KEVNot currently listed

Published2026-09-24

Last modified2026-09-24

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H

Description

An out-of-bounds read in libXi's XI2 class parser in libXi before 1.8.4 could be used by malicious X servers to crash an attached X client.