PT-2026-82294 · Unknown · Simplechat

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CVE-2026-52103

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Published

2026-08-26

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Updated

2026-08-26

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions SimpleX Chat versions prior to 6.5
Description A zero-click remote code execution (RCE) issue exists in the /Terminal/Notification.hs component. This allows an attacker to execute arbitrary commands within the application context without user interaction by sending a specially crafted payload via a text message.
Recommendations Update SimpleX Chat to version 6.5 or later.

Fix

RCE

Code Injection

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Weakness Enumeration

Related Identifiers

CVE-2026-52103

Affected Products

Simplechat