CVE-2026-93676

Published: Sep 18, 2026Modified: Sep 22, 2026

3.2

Vector

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

Exploitability: 1.5 / Impact: 1.4

Source: secalert@redhat.com (Secondary)

Description

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive information to unauthorized applications.

Related CWEs

CWE-284

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References (3)

https://access.redhat.com/security/cve/CVE-2026-93676

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=2537014

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2026/09/22/24

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.