Unrestricted File UploadWeakness · CWE-434

CVE-2025-68910

CRITICAL · 9.9 CVSS v3.1 Published 2026-01-22
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable 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
Unrestricted Upload of File with Dangerous Type vulnerability in blazethemes Blogzee blogzee allows Using Malicious Files.This issue affects Blogzee: from n/a through <= 1.0.5.

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

The Blogzee WordPress theme has an unrestricted file upload vulnerability (CWE-434) allowing attackers to upload dangerous file types without proper validation. This critical flaw (CVSS 9.9) could enable remote code execution by uploading malicious scripts (e.g., PHP webshells) to the server.

MitigationImmediately restrict or disable file upload functionality until a patched version is available. Implement strict allowlist-based file type validation using both file extension and magic byte inspection, store uploads outside the web root, disable script execution in upload directories, and apply proper access controls.

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
Low
User interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

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. Identify if Blogzee theme is installed
    In WordPress admin, go to Appearance > Themes and confirm the Blogzee theme is active. Note the version displayed in the theme details.
    Affected if The Blogzee theme is installed and active.
  2. Locate file upload functionality
    Search theme settings panels, front-end forms, and user submission areas for file upload inputs. Check for any feature allowing users to upload files such as profile images, attachments, or media submissions.
    Affected if The theme provides any file upload feature accessible to users.
  3. Examine server-side file type validation
    Inspect the theme code in functions.php and any upload handler files for server-side validation. Look for allowlist-based extension checking or magic byte verification. Test by attempting to upload a file with a .php extension.
    Affected if No server-side file type validation exists, or validation relies only on client-side checks or easily bypassed extension matching.
  4. Verify upload directory configuration
    Check the wp-content/uploads folder location. Determine if it is web-accessible and whether .htaccess or server configuration disables script execution (e.g., no PHP execution in uploads).
    Affected if Upload directory is web-accessible and allows execution of uploaded scripts.

The environment is affected if the Blogzee theme is installed with any user-accessible file upload feature that lacks proper server-side validation and stores files in a web-accessible directory with script execution enabled.

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

Immediately restrict or disable file upload functionality until a patched version is available. Implement strict allowlist-based file type validation using both file extension and magic byte inspection, store uploads outside the web root, disable script execution in upload directories, and apply proper access controls.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation12.0 h
  • Testing6.0 h
  • Review / QA4.0 h
26.0 hours of engineering $4,580
Get help mitigating

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $7,328.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2025-68910 — 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-2025-68910 in production — separate from our analysis above.

No notes yet

Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.

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