CVE-2026-78839

HighCVSS 8.1/10Last modified Sep 9, 2026

Description

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

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-434

Affected software

No affected versions have been published.

Timeline

Published
Sep 4, 2026
Last modified
Sep 9, 2026
NVD status
Deferred

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CVE-2026-78839: High severity, CVSS 8.1 | Vulnix