Improper Verification of Source of a Communication Channel Affecting electerm package, versions >=3.0.6 <3.9.5
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-JS-ELECTERM-16726191
- published17 May 2026
- disclosed14 May 2026
- creditCurly-Haired-Baboon
Introduced: 14 May 2026
CVE-2026-45353 (opens in a new tab)How to fix?
Upgrade electerm to version 3.9.5 or higher.
Overview
electerm is an open-sourced terminal/ssh/telnet/serialport/sftp client
Affected versions of this package are vulnerable to Improper Verification of Source of a Communication Channel via the single-instance socket process. An attacker can execute arbitrary code by sending a crafted JSON payload from a same-user process, causing the application to create tabs and potentially spawn attacker-controlled local processes.