What is CVE-2026-45748?

CVE-2026-45748 is a critical-severity vulnerability in Termix, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-06-05.

How severe is CVE-2026-45748?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Termix

CVE-2026-45748

Termix is a web-based server management platform with SSH terminal, tunneling, and file editing capabilities. The `POST /ssh/tunnel/connect` endpoint in Termix prior to version 2.3.2 builds an SSH tunnel command by interpolating user-contr…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.017 (75.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Termix
Termix-ssh Termix — versions < 2.3.2

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-45748?: CVE-2026-45748 is a critical-severity vulnerability in Termix, classified under OS Command Injection. CVSS score: 9.8/10. Published 2026-06-05.
How severe is CVE-2026-45748?: Critical severity. CVSS v3 base score is 9.8 out of 10.