Critical 9.4Published May 7, 2026

CVE-2026-43944electerm: dangerous code can be run through links or command line

Updated under an hour ago (Oct 26, 2026, 10:30 AM ET)

Does this affect you?

It affects electerm and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for electerm

Exploited in the last 30 days

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: 9.4 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Weakness (CWE): CWE-20, CWE-94, CWE-829
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Modified
Record last updated: May 13, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

electerm electerm electerm:electerm (from the name)	from 3.0.6, < 3.8.15	CNA record
electerm_project electerm electerm_project:electerm	from 3.0.6 before 3.8.15	NVD

References

https://github.com/electerm/electerm/security/advisories/GHSA-mpm8-cx2p-626qx-refsource-confirm, mitigation, patch, vendor-advisory
https://github.com/electerm/electerm/commit/0599e67069b00e376a2e962649aaad6096e63507x-refsource-misc
https://github.com/electerm/electerm/commit/8a6a17951e96d715f5a231532bbd8303fe208700x-refsource-misc, patch
https://github.com/electerm/electerm/commit/a79e06f4a1f0ac6376c3d2411ef4690fa0377742x-refsource-misc, patch
https://github.com/electerm/electerm/releases/tag/v3.8.15x-refsource-misc, release-notes

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.