Arbitrary file upload in Airleader Gmbh Master

CVE-2026-1358

Airleader Master versions 6.381 and prior allow for file uploads without restriction to multiple webpages running maximum privileges. This could allow an unauthenticated user to potentially obtain remote code execution on the server.

Vulnerability class: Unrestricted File Upload

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.012 (67.7th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-1358: held from 0.012 to 0.012.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-1358?
CVE-2026-1358 is a critical-severity vulnerability in Airleader Gmbh Master, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2026-02-12.
How severe is CVE-2026-1358?
Critical severity. CVSS v3 base score is 9.8 out of 10.