Post Grid ComboWordPress extension · Pickplugins
CVE-2023-40211
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 · uneditedExposure of Sensitive Information to an Unauthorized Actor vulnerability in PickPlugins Post Grid Combo – 36+ Gutenberg Blocks.This issue affects Post Grid Combo – 36+ Gutenberg Blocks: from n/a through 2.2.50.
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 confidenceThe PickPlugins Post Grid Combo WordPress plugin versions up to 2.2.50 contain an information disclosure vulnerability allowing unauthenticated attackers to access sensitive data. This likely involves improper access controls on AJAX endpoints or frontend data fetching mechanisms that expose content or configuration details that should require authentication.
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
Post Grid ComboWordPress extension
< 2.2.51CVSS 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
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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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Confirm plugin is installedNavigate to WordPress admin > Plugins and look for 'PickPlugins Post Grid Combo' in the installed plugins listAffected if The plugin is present in the installation
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Check installed versionIn the Plugins list, find PickPlugins Post Grid Combo and view the version number displayed below the plugin nameAffected if The version number is less than 2.2.51 (e.g., 2.2.50, 2.2.49, etc.)
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Identify plugin AJAX endpointsExamine the plugin files (typically in wp-content/plugins/post-grid-combo/) for registered AJAX actions using add_action('wp_ajax_...) or add_action('wp_ajax_nopriv_...') - look for endpoints that handle data retrievalAffected if The plugin registers AJAX actions accessible to unauthenticated users (wp_ajax_nopriv_) that expose sensitive data
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Test unauthenticated endpoint accessAttempt to access the plugin AJAX endpoints without authentication (no logged-in session) using a tool like curl or Burp to send requests to identified endpointsAffected if The endpoints return sensitive information (such as post content, user data, or configuration details) without requiring authentication
The environment is affected if the PickPlugins Post Grid Combo plugin versions below 2.2.51 are installed and their AJAX endpoints are accessible without authentication, exposing sensitive data to unauthenticated users.
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 · scoped2.2.51
Update the plugin to the latest version as soon as a patch is released. If no update is available, consider disabling the plugin or implementing temporary firewall rules to restrict access to the affected endpoints.
Post Grid Combo version 2.2.51
- Backup your WordPress site before making any changes
- Navigate to Plugins > Installed Plugins in your WordPress admin dashboard
- Find 'Post Grid Combo' in the plugin list
- If an update is available, click 'Update Now' to upgrade to version 2.2.51
- Alternatively, download version 2.2.51 from the WordPress plugin repository and upload it manually
- After updating, clear any caching plugins you may have
- Verify the plugin shows version 2.2.51 as installed
- Test that your post grid layouts render correctly on the frontend
Generated from the published advisory — verify against the referenced sources before acting.
Fix this in Post Grid Combo
Scoped from the published advisory
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,088.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-40211 — 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-2023-40211 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