Vulnerability · Published Aug 26, 2026 · Assigned by mitre
CVE-2026-52103
Critical 9.8
In plain English
A critical-severity code injection in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)1.1%top 34.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A zero-click remote code execution (RCE) vulnerability in the /Terminal/Notification.hs component of SimpleX Chat before v6.5 allows attackers to execute arbitrary commands in the context of the application without user interaction via sending a crafted payload in a text message.
Affected products (as reported)
Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H