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CVE-2026-88992 Userforms CSV export restricted file access

Severity:
Medium (?)
Identifier:
CVE-2026-88992
Versions Affected:
silverstripe/userforms: < 7.1.4
Versions Fixed:
silverstripe/userforms: 7.1.4
Release Date:
2026-10-28

Exporting user defined form submissions to CSV gave the exporting user access to uploaded files that they did not have permission to view.

Base CVSS: 4.3
Reported by: Will Frame (wpf.nz)