Deserialization of Untrusted DataWeakness · CWE-502

CVE-2025-47582

CRITICAL · 9.8 CVSS v3.1 Published 2025-05-19
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 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
Deserialization of Untrusted Data vulnerability in QuantumCloud WPBot Pro Wordpress Chatbot allows Object Injection.This issue affects WPBot Pro Wordpress Chatbot: from n/a through 12.7.0.

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

Deserialization of Untrusted Data vulnerability in the WPBot Pro WordPress plugin allows remote attackers to inject PHP objects by supplying malicious serialized data, potentially leading to remote code execution if suitable gadget chains exist in the application environment.

MitigationUpdate WPBot Pro to the latest patched version. If no patch is available, disable the plugin immediately and consider deploying a WAF rule to block serialized object inputs until a fix is available.

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
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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. Verify WPBot Pro plugin is installed
    Navigate to WordPress admin dashboard > Plugins, or inspect the /wp-content/plugins/ directory for the wpbot-pro folder
    Affected if The WPBot Pro plugin is present in the installation
  2. Identify installed WPBot Pro version
    Check the plugin header in wpbot-pro/wpbot-pro.php for the Version field, or view the installed version in Plugins > Plugin Details in WordPress admin
    Affected if The installed version matches the vulnerable version range published by the plugin vendor
  3. Confirm deserialization input surface exists
    Review plugin PHP files for unserialize() calls handling user-supplied data (GET, POST, COOKIE, or request body parameters)
    Affected if The plugin code contains unserialize() calls processing untrusted input without prior validation
  4. Check for exploitation indicators in access logs
    Search web server access logs (Apache/nginx) for requests to wpbot-pro endpoints containing serialized PHP object patterns (e.g., O:*, a:*, C:*)
    Affected if Suspicious serialized data patterns appear in logs targeting WPBot Pro endpoints

Your environment is affected if WPBot Pro plugin is installed with a version known to contain the unsafe deserialization vulnerability and the plugin processes serialized input from unauthenticated users.

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 WPBot Pro to the latest patched version. If no patch is available, disable the plugin immediately and consider deploying a WAF rule to block serialized object inputs until a fix is available.

Recommended fix Moderate confidence

Latest version of WPBot Pro beyond 12.7.0 (contact vendor or check WordPress plugin repository for the specific patched release)

  1. 1. Back up your WordPress site and database before making any changes
  2. 2. Navigate to Plugins > Installed Plugins in WordPress admin dashboard
  3. 3. Find WPBot Pro and check if an update is available
  4. 4. If an update is available, update to the latest version of WPBot Pro
  5. 5. If no update shows in WordPress, download the latest version from the official WordPress repository or the vendor's website
  6. 6. Verify the updated version is higher than 12.7.0
  7. 7. Test the chatbot functionality to ensure it works correctly after the update
Caveat Review plugin changelog for any breaking changes or feature modifications in newer versions

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

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA4.0 h
22.0 hours of engineering $3,860
Get help mitigating

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $6,176.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2025-47582 — 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-2025-47582 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