What is CVE-2026-45745?

CVE-2026-45745 is a high-severity vulnerability in Termix, classified under Improper Certificate Validation. CVSS score: 8.0/10. Published 2026-06-05.

How severe is CVE-2026-45745?

High severity. CVSS v3 base score is 8.0 out of 10.

Vulnerability in Termix

CVE-2026-45745

Termix is a web-based server management platform with SSH terminal, tunneling, and file editing capabilities. Starting in version 1.7.0, Termix Desktop (Electron) disables TLS certificate validation, allowing a machine-in-the-middle attacker to intercept and modify HTTPS traffic to the configured Termix server. This can lead to credential theft and JWT/session theft during login and normal use. As of time of publication, no known patched versions are available.

Vulnerability class: Improper Certificate Validation

Published 2026-06-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (10.1th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Termix
Termix-Ssh Termix — versions >= 1.7.0, <= 2.2.1

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

github.com/Termix-SSH/Termix/security/advisories/GHSA-r9gw-3w87-mhh7 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-45745?: CVE-2026-45745 is a high-severity vulnerability in Termix, classified under Improper Certificate Validation. CVSS score: 8.0/10. Published 2026-06-05.
How severe is CVE-2026-45745?: High severity. CVSS v3 base score is 8.0 out of 10.