What is CVE-2026-43942?

CVE-2026-43942 is a medium-severity vulnerability in Electerm, classified under Information Disclosure. CVSS score: 5.5/10. Published 2026-05-08.

How severe is CVE-2026-43942?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Information disclosure in Electerm

CVE-2026-43942

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. In versions 3.8.15 and prior, the getConstants() IPC handler in src/app/lib/ipc-sync.js serialises the entire process.env object and sends it to the…

Vulnerability class: Information Disclosure

EPSS: 0.000 (0.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Electerm — versions <= 3.8.15
Electerm_project Electerm

Weakness classification (CWE)

References

https://github.com/electerm/electerm/security/advisories/GHSA-37j4-88rp-2f6h (x_refsource_CONFIRM, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-43942?: CVE-2026-43942 is a medium-severity vulnerability in Electerm, classified under Information Disclosure. CVSS score: 5.5/10. Published 2026-05-08.
How severe is CVE-2026-43942?: Medium severity. CVSS v3 base score is 5.5 out of 10.