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Warracker before 1.0.4 Missing Authorization via Paperless-ngx Document Linking

Warracker 1.0.0 to before 1.0.4 with Paperless-ngx integration enabled lets any non-admin user who owns a warranty read private Paperless-ngx documents the service account can read. Fixed in 1.0.4.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

6.0MediumCNA
Exploited
No known exploitation
Fix
Fixed in 1.0.4
Who is exposed
Specific setups only

Do first: Check whether your setup matches what the bug needs. Paperless-ngx integration is enabled The configured Paperless-ngx API token can read the target document Attacker has a normal account that owns at least one warranty Affects Warracker versions before 1.0.4

Published
Last modified
Published
Not listed in CISA KEV
14/100 · provisional
Specific setups only
Fix
Fixed in 1.0.4
None on Exploit-DB, Metasploit or GitHub

Summary

Warracker versions before 1.0.4 are affected, specifically its Paperless-ngx integration. An authenticated non-administrative user can link another user's private document to their own warranty and then read that document, exposing it without authorization.

Read the original description

Warracker before 1.0.4 contains a missing authorization vulnerability in its Paperless-ngx integration that allows an authenticated, non-administrative user to bypass document ownership restrictions by searching for and linking another user's private document ID to a warranty they own using the `other` document type. Attackers can exploit insufficient authorization checks in the `paperless_search_and_link()` and `serve_paperless_document()` route handlers in file_routes.py to retrieve and disclose private documents belonging to another user via the shared Paperless-ngx API credential, resulting in unauthorized read access and confidentiality loss.

What to do

  • Check whether your setup matches what the bug needs.

    Paperless-ngx integration is enabled The configured Paperless-ngx API token can read the target document Attacker has a normal account that owns at least one warranty Affects Warracker versions before 1.0.4
  • Upgrade to a fixed version: 1.0.4.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • sassanix Warracker

    From 1.0.0 · fixed in 1.0.4

Evidence 3

  1. Advisory
  2. Patch
  3. Link

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

FAQ

Questions about CVE-2026-120463

What does this mean?

Any signed-in non-administrative user who owns a warranty can read private Paperless-ngx documents that the Warracker service account can read, bypassing the owner-only restriction. This is a loss of confidentiality.Source: github.com, vulncheck.com

Am I affected, and how do I check?

Warracker versions 1.0.0 up to but not including 1.0.4 with the Paperless-ngx integration enabled. Check the installed Warracker version and whether the Paperless-ngx integration is turned on, and confirm that the configured API token can read the target document.Source: github.com, vulncheck.com

What should I do about it?

Upgrade Warracker to version 1.0.4 or later.Source: github.com, vulncheck.com

Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data