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CVE-2026-71234 – Authorization Bypass (Attachment Download) – Documize Community (all versions)

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Summary

CVE-2026-71234 is an incorrect-authorization vulnerability in Documize Community that allows an unauthenticated, network-based attacker to download any organization’s attachments. The attachment download endpoint accepts any non-empty secure query parameter value instead of validating it against a server-stored token, resulting in a HIGH-severity (CVSS 7.5) information disclosure.

Technical details

  • Root cause: The Download function in domain/attachment/endpoint.go is registered as a public route (no authentication middleware) and checks only that the secure query parameter is non-empty (length > 0) rather than validating it against the server-stored secure token.
  • Trigger conditions: An HTTP request to the attachment download route supplying any non-empty value for the secure parameter (for example ?secure=x).
  • Attack vector: Network, unauthenticated, low complexity — no privileges or user interaction required.
  • Impact: Unauthorized read access to attachments belonging to any organization, breaching confidentiality (CWE-863: Incorrect Authorization).

Affected software

  • Documize Community — all versions (no fixed release identified at time of writing).

Severity

  • CVSS v3.1 Base Score: 7.5 (HIGH)
  • Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Mitigation and recommended actions

  • Immediate: No vendor patch release has been identified at the time of writing. Monitor the official Documize Community repository for a fixed release and apply it once available.
  • If no patch: Restrict network exposure of the Documize instance (place it behind a VPN or trusted network segment), and use a reverse proxy or WAF to restrict or filter access to the attachment download endpoint until a fix is available.

How IONIX identifies potentially affected assets

IONIX matches the following signals against data already collected when it crawled the asset; identifying the technology sends no request beyond that crawl.

  • Raw response body: documize/config/environment, /assets/documize-<hash>.js
  • URL of a loaded script: /assets/documize-<hash>.js
  • Content of the documize/config/environment meta tag: "version":"v...

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  • Mapping of all Assets with this Technology
  • Identification of potentially exposed assets to this CVE
  • Confirmation of verified exploitable assets
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How IONIX’s External Exposure Management Platform Detects and Validates
Zero-Days to Shrink MTTR

1

Map your entire attack surface (continously)

IONIX uses multi-factor discovery methods, including DNS analysis, certificate mapping, metadata inspection, and more, to automatically map every internet-facing asset across your environment. This includes cloud instances, third-party platforms, shadow IT, and even forgotten infrastructure that traditional tools miss.

2

Monitor for new CVEs

Dozens of threat intel feeds using agentic technology are continuously analyzed to detect the appearance of proof-of-concept code, exploit kits, and indicators of active targeting. IONIX goes further by applying AI to proactively evaluate whether emerging vulnerabilities are likely to be exploited, even before PoCs go public.

3

Identify Potential External Exposures

Not all CVEs matter. IONIX filters vulnerabilities by asking attacker-centric questions: Can it be reached from the internet? Does it require authentication? Is it being exploited in the wild? This dramatically reduces noise and focuses teams on threats that can actually be weaponized.

4

Create Safe, Scalable Exploit Validations

IONIX transforms real-world PoCs into safe, non-intrusive test payloads that can be run in production environments without disruption. These simulations are precisely targeted to the systems that are vulnerable, ensuring rapid validation without unnecessary load.

5

Execute Exploit Validations

By combining context about software stack, versioning, exposure status, and reachability, IONIX ensures that only the right payloads are executed against the right assets, maximizing efficiency and minimizing risk.

6

Drive Fast and Actionable Remediation

Results are routed through integrations with ticketing, SOAR, and SIEM tools. Issues are written in plain language, bundled into remediation clusters, and prioritized based on asset criticality, exploitability, and blast radius. This shortens mean time to remediation (MTTR) and empowers teams to act with confidence.

Are you exposed?

Get a free report of your organization’s exposure to this CVE and threat

  • Mapping of all Assets with this Technology
  • Identification of potentially exposed assets to this CVE
  • Confirmation of verified exploitable assets
Get Exposure Report
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