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CVE-2026-41501

Electerm command injection

9.8 CRITICALEPSS 2.49%
  1. Published8 May 2026

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:130. The runLinux() function appends attacker-controlled remote version strings directly into an exec("rm -rf ...") command without validation. This issue has been patched in version 3.3.8.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Electerm< 3.3.8

Frequently asked

Is CVE-2026-41501 being actively exploited?

CVE-2026-41501 is not in the CISA KEV catalog. Its EPSS exploit probability is 2.49%.

How severe is CVE-2026-41501?

CVE-2026-41501 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 2.49% probability of exploitation.

Which products are affected by CVE-2026-41501?

Affected products include Electerm.

How do I fix CVE-2026-41501?

Upgrade affected software to a fixed version, for example Electerm 3.3.8 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-41501 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.