Deserialization of Untrusted DataWeakness · CWE-502

CVE-2024-52411

CRITICAL · 9.8 CVSS v3.1 Published 2024-11-16
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 flowcraft Advanced Personalization personalization-by-flowcraft allows Object Injection.This issue affects Advanced Personalization: from n/a through <= 1.1.2.

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

A deserialization of untrusted data vulnerability in flowcraft Advanced Personalization (versions <= 1.1.2) allows attackers to inject malicious serialized objects, potentially leading to remote code execution. The Advanced Personalization feature does not properly validate or sanitize serialized data before deserialization, enabling object injection attacks.

MitigationUpgrade to a patched version of flowcraft Advanced Personalization. If no patch is available, implement strict input validation and consider replacing insecure deserialization methods with safer alternatives such as JSON serialization.

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 Advanced Personalization plugin is installed
    Locate the plugin files in the web application's plugin or component directory. Search for directories or files named 'advanced-personalization', 'personalization', or similar related to the flowcraft plugin.
    Affected if The plugin directory exists and contains the Advanced Personalization component files.
  2. Identify the installed plugin version
    Check the plugin's main PHP file, composer.json, or a version.php file for a version number. Look in the plugin root directory for version metadata.
    Affected if The installed version number is lower than the patched version, or no version information is found indicating an unpatched state.
  3. Confirm PHP deserialization is in use
    Search the plugin source code for usage of PHP unserialize(), eval(), or similar functions that process serialized data. Inspect any endpoints or API routes that accept serialized input.
    Affected if The plugin code contains unserialize() calls or processes serialized data from user input without validation.
  4. Check if the vulnerable endpoint is exposed
    Identify and test HTTP endpoints (GET/POST parameters, JSON body fields) that accept and process data which reaches the deserialization logic. Review the application's routing configuration.
    Affected if User-accessible endpoints exist that accept serialized data and pass it to the vulnerable deserialization routine.
  5. Inspect authentication requirements on vulnerable routes
    Review the application's access control configuration for the personalization endpoints. Determine if the vulnerable code path can be reached without authentication.
    Affected if The endpoints processing the deserialized data are accessible to unauthenticated users.

If the Advanced Personalization plugin is installed, uses PHP unserialize() on user-supplied data, and exposes that functionality without authentication, the environment is likely affected by CVE-2024-52411.

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

Upgrade to a patched version of flowcraft Advanced Personalization. If no patch is available, implement strict input validation and consider replacing insecure deserialization methods with safer alternatives such as JSON serialization.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation12.0 h
  • Testing8.0 h
  • Review / QA4.0 h
28.0 hours of engineering $4,880
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Scan for this in your stack

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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-2024-52411 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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