CVE-2026-43944

critical

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

Vendor / product: Electerm Project — electerm

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 a crafted electerm://... link or opening a crafted shortcut/command that launches electerm with attacker-controlled opts. This issue has been patched in version 3.8.15.

CVSS

9.6

9.6 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Severity source: NVD CVSS v3.1 (nvd@nist.gov)

Timeline (UTC)

Published: 2026-05-08 04:16

Modified: 2026-11-11 23:10

NVD status: Modified

Last synced 3 hours ago

Verified against the source API 2026-11-11 23:13 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

electerm_project / electerm ≥3.0.6 <3.8.15

Weakness classification (CWE)

CWE-20 CWE-94 CWE-829

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Vendor advisory: https://github.com/electerm/electerm/security/advisories/GHSA-mpm8-cx2p-626q

Patch / mitigation: https://github.com/electerm/electerm/commit/8a6a17951e96d715f5a231532bbd8303fe208700

Patch / mitigation: https://github.com/electerm/electerm/commit/a79e06f4a1f0ac6376c3d2411ef4690fa0377742

Patch / mitigation: https://github.com/electerm/electerm/security/advisories/GHSA-mpm8-cx2p-626q

References

https://github.com/electerm/electerm/commit/0599e67069b00e376a2e962649aaad6096e63507 security-advisories@github.com
https://github.com/electerm/electerm/commit/8a6a17951e96d715f5a231532bbd8303fe208700 security-advisories@github.com
https://github.com/electerm/electerm/commit/a79e06f4a1f0ac6376c3d2411ef4690fa0377742 security-advisories@github.com
https://github.com/electerm/electerm/releases/tag/v3.8.15 security-advisories@github.com
https://github.com/electerm/electerm/security/advisories/GHSA-mpm8-cx2p-626q security-advisories@github.com

Data sources

NVD CVE API 2.0 — fetched 2026-11-11 23:13 UTC · record ↗

Learn the basics

Understanding CVEs and CVSS Scores

CVE-2026-43944

Affected products

Weakness classification (CWE)

Mitigation & advisories

References

Data sources

Learn the basics

Related CVEs