CVE-2026-41500

Description

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.3.8, a command injection vulnerability exists in github.com/elcterm/electerm/npm/install.js:150. The runMac() function appends attacker-controlled remote releaseInfo.name directly into an exec("open ...") command without validation. This issue has been patched in version 3.3.8.

CVSS v3.1 Score

9.8

CRITICAL

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

EPSS — Exploit Prediction

0.0019

Probability of exploitation

0.41%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-77 CWE-77

Affected Products

Vendor	Product	Versions
electerm_project	electerm	< 3.3.8

References

Advisories & Patches

https://github.com/electerm/electerm/commit/59708b38c8a52f5db59d7d4eff98e31d573128ee https://github.com/electerm/electerm/security/advisories/GHSA-wxw2-rwmh-vr8f

Other References

https://github.com/electerm/electerm/releases/tag/v3.3.8

Frequently Asked Questions

What is CVE-2026-41500? +

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. Prior to version 3.3.8, a command injection vulnerability exists in github.com/elcterm/electerm/npm/install.js:150. The runMac() function appends attacker-controlled remote releaseInfo.name directly into an exec("open ...") command without validation. This issue has been patched in version 3.3.8. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2026-41500? +

CVE-2026-41500 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0019, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-41500? +

CVE-2026-41500 affects products from electerm_project, specifically: electerm. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-41500? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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