CVE-2026-57420
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 Netrr Author Box WP Lens author-box-for-divi allows Stored XSS.This issue affects Author Box WP Lens: from n/a through <= 2.1.5.
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 the Author Box WP Lens (author-box-for-divi) WordPress plugin allows authenticated or anonymous users to inject malicious JavaScript code through author box input fields. The malicious payload is stored in the database and executed when other users view pages displaying the affected author box, potentially leading to session hijacking, credential theft, or defacement.
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
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
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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Verify the Author Box WP Lens plugin is installedNavigate to WordPress Admin > Plugins and look for 'Author Box WP Lens' or 'author-box-for-divi' in the installed plugins list. Note whether the plugin is active or inactive.Affected if The plugin is installed and active on the WordPress site.
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Determine the installed plugin versionClick on the plugin in the WordPress plugins list to view its details, or inspect the plugin files in wp-content/plugins/author-box-for-divi/ for a version number in the main PHP file or readme.txt.Affected if The installed version cannot be compared to a patched version because none is provided in the CVE data.
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Confirm author box functionality is enabledCheck the plugin settings under Divi Theme Options or the plugin settings page to see if any author box modules or layouts are enabled and assigned to display on pages or posts.Affected if Author box modules are configured and rendering on site pages.
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Inspect author data in the database for XSS payloadsQuery the WordPress database tables (typically wp_usermeta or custom plugin tables) for author box-related meta fields. Look for script tags, javascript:, onload, or other XSS patterns in stored values.Affected if Malicious JavaScript payloads are present in author-related database fields.
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Examine page source for executed XSSView the HTML source of pages displaying author boxes. Search for unsanitized script tags, event handlers, or suspicious inline JavaScript that originates from author input fields.Affected if Unencoded XSS payloads are rendering in the browser when viewing author boxes.
The site is affected if the Author Box WP Lens plugin is active with author boxes configured, and malicious scripts are stored in author data or executing in page output.
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 a patched version of Author Box WP Lens if available; otherwise, disable the plugin until a fix can be applied. Implement proper input sanitization and output encoding on all author box fields before storing and displaying user-supplied data.
- Consultation3.0 h
- Implementation6.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-57420 — 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-2026-57420 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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- 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