CVE-2026-78839

8.1 highEPSS 0.6%

High (8.1). EPSS 0.6% chance of exploitation in the next 30 days.

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

Severity

8.1 high

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2026-09-04
Modified: 2026-09-09
Record from: the NVD, synced 2026-10-19