What is CVE-2026-42452?

CVE-2026-42452 is a high-severity vulnerability in Termix-ssh Termix, classified under Missing Critical Step in Authentication. CVSS score: 8.1/10. Published 2026-05-08.

How severe is CVE-2026-42452?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Termix-ssh Termix

CVE-2026-42452

Termix is a web-based server management platform with SSH terminal, tunneling, and file editing capabilities. Prior to version 2.1.0, /users/login issues a temporary JWT (temp_token) for TOTP-enabled accounts. That token carries a pendingT…

EPSS: 0.000 (1.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Termix-ssh Termix — versions < 2.1.0

Weakness classification (CWE)

CWE-304 — Missing Critical Step in Authentication

References

security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-42452?: CVE-2026-42452 is a high-severity vulnerability in Termix-ssh Termix, classified under Missing Critical Step in Authentication. CVSS score: 8.1/10. Published 2026-05-08.
How severe is CVE-2026-42452?: High severity. CVSS v3 base score is 8.1 out of 10.