---
id: CVE-2025-10209
title: A security flaw has been discovered in Papermerge DMS up to 3.5.3
summary: >-
  A security flaw has been discovered in Papermerge DMS up to 3.5.3. This issue
  affects some unknown processing of the component Authorization Token Handler.
  Performing manipulation results in improper authorization. The attack can be
  init…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'
cwe:
  - CWE-266
  - CWE-285
published: '2025-09-10'
updated: '2026-09-26'
sourceUpdated: '2026-09-26T00:10:00.127'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-10209'
references:
  - url: >-
      https://docs.google.com/document/d/19j0mCR-QOuhlxAJMir00Z8_MZdydVdmE_Ak09ra2NHw/edit?usp=sharing
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.323482'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.323482'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.639750'
    label: cna@vuldb.com
  - url: >-
      https://docs.google.com/document/d/19j0mCR-QOuhlxAJMir00Z8_MZdydVdmE_Ak09ra2NHw/edit?tab=t.0
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
epss: 0.00285
epssPercentile: 0.18716
ingestedAt: '2026-09-26T00:22:39.916Z'
---

## Overview

A security flaw has been discovered in Papermerge DMS up to 3.5.3. This issue affects some unknown processing of the component Authorization Token Handler. Performing manipulation results in improper authorization. The attack can be initiated remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.