HIGHCVSS v3.1 7.8Vulnerability

CVE-2026-93518

An integer truncation issue in XkbResizeKeyType() that could lead to a heap buffer overflow by authenticated X clients in X.org X server before 21.1.25 and XWayland before 24.1.14 could be exploited for crashes or potential code execution in the X server.

Properties

Severity
HIGH
Nvd fetched at
2026-10-28T15:40:15.054286+00:00
Cvss severity
HIGH
Cvss score
7.8
Retrieved at
2026-10-28T15:41:17+00:00
Score
7.8
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-93518
Cvss vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
First seen by Signal
2026-10-28T15:41:17+00:00
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published at
2026-10-28T15:17:10.430
Last modified
2026-10-28T15:21:55.940

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-93518 (CVSS v3.1 7.8) — Ninja Signal Threat Intelligence | Ninja Signal