CVE-2018-9840

—

CVSS 3.0

6.8 medium

EPSS

<1%p36

Published

Apr 10, 2018 (Apr 10, 2018)

Modified

Jun 17, 2026

Description

The Open Whisper Signal app before 2.23.2 for iOS allows physically proximate attackers to bypass the screen locker feature via certain rapid sequences of actions that include app opening, clicking on cancel, and using the home button.

Vendors: signal
Products: signal
Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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