What is CVE-2026-25866?

CVE-2026-25866 is a high-severity vulnerability in Mobatek Mobaxterm, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-03-09.

How severe is CVE-2026-25866?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Mobatek Mobaxterm

CVE-2026-25866

MobaXterm versions prior to 26.1 contain an uncontrolled search path element vulnerability. The application calls WinExec to execute Notepad++ without a fully qualified executable path when opening remote files. An attacker can exploit the…

EPSS: 0.000 (5.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mobatek Mobaxterm — versions 0

Weakness classification (CWE)

CWE-428 — Unquoted Search Path or Element

References

disclosure@vulncheck.com (release-notes, patch, Vendor Advisory)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-25866?: CVE-2026-25866 is a high-severity vulnerability in Mobatek Mobaxterm, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-03-09.
How severe is CVE-2026-25866?: High severity. CVSS v3 base score is 7.8 out of 10.