CVE-2025-23573
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 · uneditedCross-Site Request Forgery (CSRF) vulnerability in sammyb WP Background Tile wp-background-tile allows Stored XSS.This issue affects WP Background Tile: from n/a through <= 1.0.
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 confidenceCSRF vulnerability in the WP Background Tile WordPress plugin allows attackers to trick authenticated administrators into submitting crafted requests that store malicious JavaScript (XSS) within the plugin's settings. When other users view the affected pages, the stored payload executes in their browsers.
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
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:N/AC:L/PR:N/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 WP Background Tile plugin is installedIn WordPress admin, go to Plugins > Installed Plugins and search for 'WP Background Tile' or 'background tile'. Note the installed version if displayed.Affected if The plugin is present in the WordPress installation
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Inspect plugin settings for stored scriptsNavigate to the plugin's settings page (likely under Settings or a dedicated 'Background Tile' menu). View the page source or inspect form fields to look for any <script> tags, javascript: URLs, or onload/onerror event handlers in the stored configuration values.Affected if Any stored JavaScript, script tags, or event handlers are present in plugin settings that were not intentionally added by an administrator
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Check database for suspicious stored XSS payloadsAccess the WordPress database via phpMyAdmin or wp-cli and query the wp_options table for option_name containing 'background_tile' or similar plugin identifiers. Examine option_value fields for encoded or raw script tags, <img src=javascript:, or event handler attributes.Affected if Database contains option values with script tags, JavaScript URLs, or HTML event handlers that could execute as XSS
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Review admin pages for injected scriptsVisit the WP Background Tile settings page and any WordPress admin pages where the plugin content renders. Use browser developer tools to inspect the DOM for any injected script tags or event handlers that appear in the plugin's output.Affected if The plugin output contains unexpected script tags or executable JavaScript in the page HTML
A user is affected if the WP Background Tile plugin is installed AND its settings or database contain any stored JavaScript or script tags that were not explicitly configured by an administrator.
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 dataImplement WordPress nonces on all form submissions and AJAX actions to verify request origin. Users should avoid clicking untrusted links while logged into WordPress admin until the vendor releases a patch.
- Consultation2.0 h
- Implementation3.0 h
- Testing1.5 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 $2,152.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-23573 — 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-2025-23573 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