CVE-2024-52476
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 · uneditedUnrestricted Upload of File with Dangerous Type vulnerability in Stefan Bohacek Fediverse Embeds fediverse-embeds allows Upload a Web Shell to a Web Server.This issue affects Fediverse Embeds: from n/a through <= 1.5.3.
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 confidenceThe Fediverse Embeds WordPress plugin allows unrestricted file uploads, permitting attackers to upload malicious PHP files (web shells) to the web server. This enables remote code execution and complete server compromise.
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
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/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 checksWork through these to decide whether this CVE applies to you.
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Confirm Fediverse Embeds plugin is installedNavigate to WordPress admin dashboard > Plugins. Look for 'Fediverse Embeds' in the list of installed plugins. Note the installed version number displayed.Affected if The plugin is present in the WordPress installation
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Retrieve exact plugin versionIn the plugins list, click on the plugin name or view the plugin files. Open the main plugin PHP file (usually fediverse-embeds.php or similar) and locate the version defined in the plugin header comment (e.g., 'Version: x.x.x').Affected if The installed version is unpatched or unknown, and the plugin is active
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Identify upload directoryCheck the WordPress media library (Media > Library) and inspect wp-content/uploads/ directory via file manager or FTP. Note the upload path configuration in the plugin settings if accessible.Affected if The plugin processes and stores uploaded files in wp-content/uploads/ or similar directories
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Audit for suspicious PHP files in upload directoriesSearch wp-content/uploads/ and subdirectories for .php files using file manager, FTP, or command: find /path/to/wp-content/uploads/ -name '*.php'. Also check for recently created PHP files with unusual names.Affected if Any PHP files exist in upload directories, indicating potential web shell upload
User is affected if the Fediverse Embeds plugin is installed and active with an unpatched version, or if suspicious PHP files are found in upload directories.
Generated from the published advisory. Verify against your own configuration.
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 dataUpdate to the latest patched version immediately. If no patch is available, remove the plugin. Additionally, disable PHP execution in upload directories and audit for existing web shells.
- Consultation2.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-52476 — 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 sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2024-52476 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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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.
- 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