Description
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
References3
- github.com/dos-m0nk3y/CVE/tree/main/CVE-2025-57682 Third Party Advisory
- github.com/mfts/papermark Product
- papermark.com/ Product
Metrics
- CVSS 3.1
-
6.5
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - EPSS — exploit probability
- 1% percentile: 54 · as of 8 November 2026
- CWE
- CWE-22
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.