Name: CVE-2026-78839: Unrestricted Upload of File with Dangerous Type
Creator: Rapid7
Published: 2026-09-04T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-78839, CWE-434, CVSS 8.1, EPSS 0.00553

An arbitrary file upload vulnerability in AppNitro MachForm v30 allows attackers to execute arbitrary code via uploading a crafted .phar file.

CVSS Details

CVSS 3.1 Base Score: 8.1
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

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CVSS Details

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