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Convert FormsApplication · Convert Forms Project

CVE-2024-40744

CRITICAL · 9.8 CVSS v3.1 Published 2024-12-04
Fix available
A fix is available. Upgrade to 4.4.8 or later.
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
Unrestricted file upload via security bypass in Convert Forms component for Joomla in versions before 4.4.8.

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

Unrestricted file upload vulnerability in the Convert Forms Joomla component allows unauthenticated attackers to bypass security controls and upload arbitrary files, likely leading to remote code execution. The flaw exists in versions prior to 4.4.8.

MitigationUpdate Convert Forms component to version 4.4.8 or later. If immediate update is not possible, restrict upload functionality through web server configuration or disable the component until patched.

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

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Convert FormsApplication
Affected:>= 1.0.0, < 4.4.8

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. Locate the Convert Forms component version
    Access the Joomla administrator panel and navigate to Components > Convert Forms, or check the #__extensions database table for the convertforms entry and its version field. Alternatively, inspect the component's manifest XML or version.php file in the installation directory.
    Affected if The installed version is 1.0.0 or higher but lower than 4.4.8
  2. Confirm the component is installed and enabled
    In Joomla administrator, go to Components > Convert Forms to verify the component is present and active. Check the #__extensions table where name='convertforms' and enabled=1.
    Affected if The component is installed and enabled, regardless of whether upload forms have been created
  3. Determine if the component is publicly accessible
    Check if the Convert Forms component is published in the Joomla menu system or accessible via the front-end. Inspect the #__menu table for type='component' and link='index.php?option=com_convertforms' with published=1.
    Affected if The component is accessible to unauthenticated users, which is the default configuration and required for the unauthenticated attack vector
  4. Compare your version against the vulnerable range
    If you retrieved a version number in step 1, verify it falls within >= 1.0.0 and < 4.4.8 using semantic version comparison. Any version in this range is affected.
    Affected if Your installed version is 1.0.0 through 4.4.7 inclusive, meaning the unrestricted file upload vulnerability is present

Your environment is affected if the Convert Forms component is installed and enabled with a version between 1.0.0 and 4.4.7 inclusive, as this allows unauthenticated file upload that could lead to remote code execution.

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
Upgrade available Upgrade to 4.4.8 or later
Fixed in 4.4.8
Interim mitigation

Update Convert Forms component to version 4.4.8 or later. If immediate update is not possible, restrict upload functionality through web server configuration or disable the component until patched.

Recommended fix High confidence

4.4.8

  1. 1. Backup your Joomla site and database before performing any upgrade.
  2. 2. Navigate to the Joomla Administrator panel.
  3. 3. Go to Components > Convert Forms.
  4. 4. Check your current version to confirm it is affected (>= 1.0.0 and < 4.4.8).
  5. 5. Download Convert Forms version 4.4.8 from the official vendor (www.tassos.gr) or the Joomla Extensions Directory.
  6. 6. Install the new version via Joomla's Extension Manager using the 'Upload Package File' option.
  7. 7. Verify the upgrade was successful by checking the installed version in Components > Convert Forms.
  8. 8. Test file upload functionality to confirm the vulnerability is remediated.

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

Fix this in Convert Forms Scoped from the published advisory
  • Consultation2.0 h
  • Implementation1.0 h
  • Testing3.0 h
  • Review / QA2.0 h
8.0 hours of engineering $1,390
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,224.

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-2024-40744 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