CVE-2026-49253

In electerm versions prior to 3.11.11, path.join() in prepareReceiveFile() (zmodem.js) and getUniqueFilePath()/openSaveFile() (trzsz.js) accepts remote-supplied filenames without sanitization, allowing a malicious SSH server to write files outside the download directory using ../ sequences. Fixed...

EUVD-2026-62421

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, prepareReceiveFile joins the filename to the...

electerm has Path Traversal in Zmodem and Trzsz Download Filename Handling

Impact A path traversal vulnerability exists in the Zmodem and Trzsz file download handlers in electerm. When receiving files via Zmodem or Trzsz protocols, electerm uses the remote-supplied filename directly in path.join with the user-selected download directory without sanitization. A malicious...

Directory Traversal

Overview electerm is an open-sourced terminal/ssh/telnet/serialport/sftp client Affected versions of this package are vulnerable to Directory Traversal via the prepareReceiveFile and getUniqueFilePath processes. An attacker can write files to arbitrary locations on the user's filesystem by...

GHSA-38J7-23HF-9MHC electerm has Path Traversal in Zmodem and Trzsz Download Filename Handling

Impact A path traversal vulnerability exists in the Zmodem and Trzsz file download handlers in electerm. When receiving files via Zmodem or Trzsz protocols, electerm uses the remote-supplied filename directly in path.join with the user-selected download directory without sanitization. A malicious...

PT-2026-55449

Name of the Vulnerable Software and Affected Versions electerm versions prior to 3.11.11 Description A path traversal issue exists in the Zmodem and Trzsz file download handlers. The software uses remote-supplied filenames directly with the path.join function when receiving transfers, without...