Vulnerability Description
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 name used by editWithSystemEditor in src/client/components/sftp/file-item.jsx is interpolated into path.resolve without sanitization. This issue is fixed in version 3.15.120.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/electerm/electerm/commit/32ea29365762b3451b1f2fcc0ef78104384d
- https://github.com/electerm/electerm/releases/tag/v3.15.120
- https://github.com/electerm/electerm/security/advisories/GHSA-4cgc-4vgf-q55c
FAQ
What is CVE-2026-73223?
CVE-2026-73223 is a vulnerability with a CVSS score of 8.1 (HIGH). 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 te...
How severe is CVE-2026-73223?
CVE-2026-73223 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-73223?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.