CVE-2023-43090 Affecting gnome-shell package, versions <43.6-1~deb12u2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.3% (24th percentile)

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  • Snyk IDSNYK-ECHOLATEST-GNOMESHELL-19865212
  • published16 Sept 2026
  • disclosed22 Sept 2023

Introduced: 22 Sep 2023

CVE-2023-43090  (opens in a new tab)

How to fix?

Upgrade Echo:latest gnome-shell to version 43.6-1~deb12u2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnome-shell package and not the gnome-shell package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

A vulnerability was found in GNOME Shell. GNOME Shell's lock screen allows an unauthenticated local user to view windows of the locked desktop session by using keyboard shortcuts to unlock the restricted functionality of the screenshot tool.

CVSS Base Scores

version 3.1