Improper Access ControlWeakness · CWE-284

CVE-2025-10116

HIGH · 7.3 CVSS v3.1 Published 2025-09-09
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
82/100
Remediation priority · High
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
A vulnerability was identified in SiempreCMS up to 1.3.6. This vulnerability affects unknown code of the file /docs/admin/file_upload.php. Such manipulation leads to unrestricted upload. The attack may be launched remotely. The exploit is publicly available and might be used.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

An unrestricted file upload vulnerability exists in SiempreCMS up to version 1.3.6 in the /docs/admin/file_upload.php file. The component lacks proper validation of uploaded files, allowing an authenticated remote attacker to upload arbitrary files (including executable scripts) to the server, potentially achieving code execution.

MitigationImplement strict allowlist-based file validation (extension, MIME type, and magic bytes), store uploads outside the web root, rename uploaded files, disable script execution in the upload directory, and ensure proper authentication/authorization checks are enforced on the upload endpoint.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Confirm SiempreCMS installation and version
    Locate the CMS installation and identify the version number (check version file, header, or admin dashboard about page). Compare against the affected range: versions 1.3.6 and below.
    Affected if Installed version is 1.3.6 or lower.
  2. Verify vulnerable upload file exists
    Check if the file /docs/admin/file_upload.php exists in the web root directory of the SiempreCMS installation.
    Affected if The file exists and the CMS version is 1.3.6 or lower.
  3. Confirm upload endpoint is accessible
    Attempt to access the file_upload.php endpoint directly via HTTP request (for example, GET or POST to /docs/admin/file_upload.php) and verify whether authentication is enforced.
    Affected if The endpoint responds without requiring valid credentials, or accepts uploads from low-privilege authenticated users.
  4. Check upload directory script execution settings
    Identify the upload destination directory (check file_upload.php code or upload configuration). Verify whether the web server allows executing script files (PHP, JSP, ASP, etc.) in that directory (check .htaccess, nginx config, or directory permissions).
    Affected if Script execution is permitted in the upload directory, allowing uploaded files to be executed.

A user is affected if they run SiempreCMS version 1.3.6 or lower, the vulnerable upload file exists, and the upload endpoint is accessible to authenticated attackers or allows script execution in the upload directory.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Implement strict allowlist-based file validation (extension, MIME type, and magic bytes), store uploads outside the web root, rename uploaded files, disable script execution in the upload directory, and ensure proper authentication/authorization checks are enforced on the upload endpoint.

Have this fixed Scoped from the published advisory
  • Consultation3.0 h
  • Implementation6.0 h
  • Testing3.0 h
  • Review / QA2.0 h
14.0 hours of engineering $2,490
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2025-10116 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-10116 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data