Beaver BuilderWordPress extension · Fastlinemedia
CVE-2024-53797
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 · uneditedImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Beaver Builder Beaver Builder beaver-builder-lite-version allows Stored XSS.This issue affects Beaver Builder: from n/a through <= 2.8.4.3.
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 confidenceStored Cross-site Scripting (XSS) vulnerability in Beaver Builder plugin allows authenticated attackers to inject malicious JavaScript through unsanitized input fields. The payload is stored in the database and executes when other users view the affected content in the page builder.
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
Beaver BuilderWordPress extension
< 2.8.4.4CVSS 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
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/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 checksWork through these to decide whether this CVE applies to you.
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Identify Beaver Builder installation and versionLocate the Beaver Builder plugin in your WordPress installation (typically in /wp-content/plugins/) and check the main plugin file (often builder-plugin.php or similar) for the version constant, or check via WordPress admin dashboard under Plugins > Installed PluginsAffected if The installed version is below 2.8.4.4
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Confirm authenticated user access to page builderVerify if any user accounts exist with access to the Beaver Builder editor (such as editors, administrators, or custom roles with builder permissions)Affected if Any authenticated user with builder access exists in the environment
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Inspect Beaver Builder content in databaseQuery the WordPress database (wp_posts table) for posts/pages created with Beaver Builder and examine the post_content field for unsanitized script tags, iframe tags, or other JavaScript payloads in builder-related modulesAffected if Stored content contains unencoded script tags or malicious JavaScript in Beaver Builder module fields
Your environment is affected if Beaver Builder version is below 2.8.4.4 and any authenticated user can access the page builder to inject and store malicious scripts that execute for other users viewing the content.
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.
dbcve · scoped2.8.4.4
Update Beaver Builder to the latest patched version. Until patched, implement output encoding/sanitization on user-supplied content and consider adding Content-Security-Policy headers to mitigate XSS execution.
Beaver Builder 2.8.4.4
- 1. Back up your WordPress site and database before performing any updates
- 2. Navigate to Plugins > Installed Plugins in your WordPress admin dashboard
- 3. Find Beaver Builder in the plugin list
- 4. If an update is available, click 'Update Now' to update to version 2.8.4.4 or later
- 5. Verify the update completed successfully by checking the plugin version
Generated from the published advisory — verify against the referenced sources before acting.
Fix this in Beaver Builder
Scoped from the published advisory
- Consultation2.0 h
- Implementation4.0 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 $2,560.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-53797 — 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-2024-53797 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