dbcve.org
Missing AuthorizationWeakness · CWE-862

CVE-2025-12876

MEDIUM · 5.3 CVSS v3.1 Published 2025-12-05
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
62/100
Remediation priority · Elevated
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
The Projectopia – WordPress Project Management plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the pto_delete_file AJAX action in all versions up to, and including, 5.1.19. This makes it possible for unauthenticated attackers to delete arbitrary attachments.

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 · high confidence

The Projectopia WordPress plugin lacks a capability check on the pto_delete_file AJAX action, allowing unauthenticated users to delete arbitrary file attachments by sending specially crafted requests to the AJAX endpoint.

MitigationUpdate the plugin to version 5.1.20 or later which includes the missing capability check, or manually add proper authorization validation to the pto_delete_file AJAX handler.

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
None
Integrity
Low
Availability
None

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

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. Verify Projectopia plugin is installed
    In WordPress admin, go to Plugins > Installed Plugins and look for 'Projectopia' or check the file /wp-content/plugins/projectopia-core/plugin.php for the version header
    Affected if Projectopia plugin is not found in the WordPress installation
  2. Check installed Projectopia version
    Read the Version line from the plugin header in /wp-content/plugins/projectopia-core/plugin.php or view it in the WordPress plugins list
    Affected if version is present and below 5.1.20
  3. Confirm AJAX endpoint is accessible
    Check if the WordPress site responds to wp-admin/admin-ajax.php?action=pto_delete_file without requiring authentication (check if nopriv capability is registered for this action in the plugin code)
    Affected if the pto_delete_file action is registered with 'nopriv' capability or no capability check at all
  4. Inspect the AJAX handler for capability check
    Examine the PHP code handling the pto_delete_file action in the plugin files; look for current_user_can() or similar authorization check before file deletion logic
    Affected if no capability check (current_user_can) is found before the file deletion code in the pto_delete_file handler

The environment is affected if Projectopia plugin is installed with a version below 5.1.20 and the pto_delete_file AJAX endpoint is exposed without proper authorization validation.

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.

dbcve · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Update the plugin to version 5.1.20 or later which includes the missing capability check, or manually add proper authorization validation to the pto_delete_file AJAX handler.

Recommended fix Moderate confidence

Version after 5.1.20 (check wordpress.org/plugins/projectopia-core/ for latest stable release)

  1. 1. Log in to the WordPress admin dashboard
  2. 2. Navigate to Plugins > Installed Plugins
  3. 3. Locate 'Projectopia – WordPress Project Management' in the plugin list
  4. 4. Check the current version installed (should be 5.1.19 or lower)
  5. 5. Click 'Update Now' if an update is available, or manually download the latest version from wordpress.org/plugins/projectopia-core/ and upload via Plugins > Add New > Upload Plugin
  6. 6. Verify the update was successful and the plugin is functioning normally

Generated from the published advisory — verify against the referenced sources before acting.

Have this fixed Scoped from the published advisory
  • Consultation2.0 h
  • Implementation1.0 h
  • Testing2.0 h
  • Review / QA1.0 h
6.0 hours of engineering $1,060
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An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,696.

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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-2025-12876 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
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