CVE-2026-16139

Arbitrary file write via path traversal in Progress ShareFile Storage Zones Controller potentially leading to remote code execution

State: Published
Severity: 7.2 High
Published: Aug 17, 2026
Updated: Aug 18, 2026
Reserved: Jul 17, 2026

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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.

Scores

CVSS	Score	Vector	Source
3.1	7.2 High	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	ProgressSoftware

Weaknesses

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-73 External Control of File Name or Path
CWE-20 Improper Input Validation

Affected Products

Product	Versions
ShareFile Storage Zones ControllerProgress	5.12.5 and earlierAffected 6.0.0 through 6.0.2Affected

References

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

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