CVE-2026-43721

webkitgtk: webkitgtk: A malicious website may silently hijack clipboard data

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · July 10, 2026

Updated · October 1, 2026

Description

A flaw was found in WebKitGTK. A malicious website can silently hijack clipboard data due to improper state management.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CWE-732 · Incorrect Permission Assignment for Critical Resource