CVE-2026-16139

high

Description

In Progress ShareFile Storage Zones Controller versions <= 5.12.5 and <= 6.0.2, an authenticated zone administrator can exploit improper validation in the download preparation flow, enabling attacker-controlled files to be written outside the intended preparation directory. This can lead to remote code execution in v5 versions. Remote code execution is not confirmed on v6 versions.

References

https://support.sharefile.com/s/article/ShareFile-Storage-Zone-Controller-SZC-Service-Disruption-Guidance-Login-Issues-and-Access-Information

Details

Source: Mitre, NVD

Published: 2026-08-17

Updated: 2026-08-18

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.2

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

Severity: High