---
id: CVE-2026-113606
title: Stirling-PDF 3.0.0 through 3.2.0 Authorization Bypass via Processing Folders
summary: >-
  Stirling-PDF 3.0.0 through 3.2.0 contains an authorization bypass
  vulnerability that allows authenticated users to access other users' stored
  files by pointing a processing folder at the server storage directory.
  Attackers can create a f…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N'
cvssSource: cna
cwe:
  - CWE-639
vendor: Stirling-Tools
product: Stirling-PDF
affected:
  - Stirling-PDF >= 3.0.0 <= 3.2.0
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T15:40:32.691Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-113606'
references:
  - url: 'https://github.com/abraxas/stirling-storage-folder-idor'
  - url: 'https://abraxaslabs.tech/research/stirling-storage-folder-idor'
  - url: 'https://abraxaslabs.tech/research/stirling-pdf-3.2.0-leftovers'
  - url: >-
      https://github.com/Stirling-Tools/Stirling-PDF/blob/v3.2.0/app/proprietary/src/main/java/stirling/software/proprietary/policy/config/FolderAccessGuard.java
  - url: >-
      https://github.com/Stirling-Tools/Stirling-PDF/blob/v3.2.0/app/proprietary/src/main/java/stirling/software/proprietary/policy/controller/ProcessingFolderController.java
  - url: >-
      https://www.vulncheck.com/advisories/stirling-pdf-3.0.0-through-3.2.0-authorization-bypass-via-processing-folders
    label: >-
      VulnCheck Advisory: Stirling-PDF 3.0.0 through 3.2.0 Authorization Bypass
      via Processing Folders
tags:
  - cve.org
ingestedAt: '2026-10-20T16:10:53.302Z'
---

## Overview

Stirling-PDF 3.0.0 through 3.2.0 contains an authorization bypass vulnerability that allows authenticated users to access other users' stored files by pointing a processing folder at the server storage directory. Attackers can create a folder via POST /api/v1/processing-folders targeting storage/<victimUserId>, list files, and run pipelines to read, modify, or destroy victims' files.

## Affected

- `Stirling-PDF >= 3.0.0 <= 3.2.0`

## Remediation

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