CyberSecBulletin

Electerm vulnerabilities

We track 16 vulnerabilities in Electerm products. 16 are rated high or critical, and none are known to be exploited. The most recent was published on September 8, 2026.

16vulnerabilities
6critical
10high
0exploited
8.7average CVSS score

Latest Electerm vulnerabilities

  • 7.4 High severity

    electerm: Exposed Dangerous Method or Function

    CVE-2026-86711Electerm

    electerm before 5.3.15 exposes 40+ main-process functions through an unvalidated Electron IPC handler with no function-name allowlist or sender validation. Renderer-side script execution can invoke openFileWithEditor and other functions with arbitrary argument

  • 8.8 High severity

    electerm: Improper Neutralization of Special Elements used in an OS Command

    CVE-2026-49255Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.11.11, electerm constructs operating system commands in src/app/lib/fs.js by interpolating untrusted file paths into the rmrf(), mv(), and cp() functions. A ma

  • 7.1 High severity

    electerm: Improper Limitation of a Pathname to a Restricted Directory

    CVE-2026-49253Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.11.11, electerm uses remote-supplied filenames directly with path.join() while receiving Zmodem and Trzsz transfers. In src/app/server/zmodem.js, prepareReceiv

  • 8.1 High severity

    electerm: Improper Limitation of a Pathname to a Restricted Directory

    CVE-2026-73227Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.120, electerm allows a malicious RDP server to write attacker-controlled content outside the selected save directory because the RDP clipboard download path

  • 8.8 High severity

    electerm: Improper Control of Dynamically-Managed Code Resources

    CVE-2026-73226Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.186, electerm allows an authenticated WebSocket client to invoke unintended internal functions through client-controlled func values in upgrade-func in src/

  • 8.1 High severity

    electerm: Improper Limitation of a Pathname to a Restricted Directory

    CVE-2026-73225Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.120, electerm allows a malicious FTP or SFTP server to write attacker-controlled content outside the selected download directory because recursive transfers

  • 8.8 High severity

    electerm: Improper Neutralization of Special Elements used in an OS Command

    CVE-2026-73224Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.120, electerm allows a malicious FTP or SFTP server to execute arbitrary commands when a user downloads a crafted folder and invokes Properties and Calculat

  • 8.1 High severity

    electerm: Improper Limitation of a Pathname to a Restricted Directory

    CVE-2026-73223Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.15.120, electerm allows a malicious SFTP server to write attacker-controlled content outside the temporary directory because the server-controlled filename nam

  • 9.1 Critical severity

    electerm: Inadequate Encryption Strength

    CVE-2026-45787Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to 3.9.5, deterministic AES-192-CBC with a fixed zero IV, constant KDF salt, and no MAC leads to confidentiality and integrity failures for synced bookmark/profile

  • 9.4 Critical severity

    electerm: Improper Control of Generation of Code

    CVE-2026-45058Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. In 3.8.8 and earlier, there is persistent local-pty code execution via imported bookmarks or compromised sync targets. Affects users who import bookmark JSON files or who

  • 9.6 Critical severity

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client.

    CVE-2026-43944Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. From versions 3.0.6 to before 3.8.15, electerm is vulnerable to arbitrary local code execution via deep links, CLI --opts, or crafted shortcuts. Exploit requires clicking

  • 7.8 High severity

    electerm: Improper Neutralization of Special Elements used in an OS Command

    CVE-2026-43943Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.7.9, a code execution (RCE) vulnerability exists in electerm's SFTP open with system editor or "Edit with custom editor" feature. When a user opts to e

  • 9.6 Critical severity

    electerm: Improper Neutralization of Argument Delimiters in a Command

    CVE-2026-43941Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. In versions 3.8.15 and prior, Electerm's terminal hyperlink handler passes any URL clicked in the terminal directly to shell.openExternal without any protocol validation.

  • 8.4 High severity

    electerm: Improper Limitation of a Pathname to a Restricted Directory

    CVE-2026-43940Electerm

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.7.16, the runWidget function in src/app/widgets/load-widget.js constructs a file path by directly concatenating user‑supplied widget identifiers withou

  • 9.8 Critical severity

    electerm: Improper Neutralization of Special Elements used in a Command

    CVE-2026-41501ElectermEPSS 1.29%

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.3.8, a command injection vulnerability exists in github.com/elcterm/electerm/npm/install.js:130. The runLinux() function appends attacker-controlled re

  • 9.8 Critical severity

    electerm: Improper Neutralization of Special Elements used in a Command

    CVE-2026-41500ElectermEPSS 1.57%

    electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.3.8, a command injection vulnerability exists in github.com/elcterm/electerm/npm/install.js:150. The runMac() function appends attacker-controlled remo