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CVE-2026-43944

electerm: dangerous code can be run through links or command line

Published: May 8, 2026Updated: May 13, 2026 Sources: CVE List NVDCWE-20
9.6CRITICAL
NVD MITRE
EPSS Score
0.4%
Top 71.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-20CWE-94CWE-829

Affected Products

electermelecterm
On-prem
Communications / email-server-client
electermelecterm project
On-prem
Communications / email-server-client
electermcommercialCommunications
electerm projectcommercialCommunicationsaka electerm project

Exploitability

Official Patch Available
Workaround Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

3 techniques
Execution
Initial Access
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References

https://github.com/electerm/electerm/security/advisories/GHSA-mpm8-cx2p-626q
github.com
https://github.com/electerm/electerm/commit/0599e67069b00e376a2e962649aaad6096e63507
github.com
https://github.com/electerm/electerm/commit/8a6a17951e96d715f5a231532bbd8303fe208700
github.com
and 2 more references View all →

Timeline

Published
May 8, 2026
Last Updated
May 13, 2026

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