AUGUST 25, 2026
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Case File

CVE-2026-50263

MEDIUM · CVSS 5.5 EPSS 0.14%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-05 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.5. See the original NVD description below for full technical details.

CVE
CVE-2026-50263
Severity
MEDIUM
CVSS
5.5
EPSS
0.14%

Original NVD Description

A use-after-free flaw was found in the X.Org X server and Xwayland in CreateSaverWindow(). A client can trigger a use-after-free read after changing window attributes and forcing the screen saver, leading to information disclosure.

Related CVEs

Other vulnerabilities affecting the same vendor(s)