CVE-2025-57682: Papermark

Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Directory Traversal vulnerability in Papermark 0.20.0 and prior allows authenticated attackers to retrieve arbitrary files from an S3 bucket through its CloudFront distribution via the "POST /api/file/s3/get-presigned-get-url-proxy" API

Affected products

• Papermark Papermark: up to and including 0.20.0

Published 2025-09-22. Last modified 2026-06-17.