Improper Privilege ManagementWeakness · CWE-269

CVE-2024-9636

CRITICAL · 9.8 CVSS v3.1 Published 2025-01-15
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges Zero-click

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 · unedited
The Post Grid and Gutenberg Blocks plugin for WordPress is vulnerable to privilege escalation in versions 2.2.85 to 2.3.3. This is due to the plugin not properly restricting what user meta can be updated during profile registration. This makes it possible for unauthenticated attackers to register on the site as an administrator.

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 confidence

The Post Grid and Gutenberg Blocks plugin for WordPress versions 2.2.85 to 2.3.3 allows unauthenticated users to register on the site with administrator privileges due to insufficient restrictions on user metadata updates during the registration process.

MitigationUpdate the plugin to the latest version immediately; if patching is not possible, disable user registration or use a web application firewall to block registration endpoints.

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
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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 checks

Work through these to decide whether this CVE applies to you.

  1. Identify plugin installation
    In WordPress admin, go to Plugins > Installed Plugins and locate 'Post Grid and Gutenberg Blocks' or check the plugin files for version information in the main plugin file header
    Affected if The plugin is installed and active
  2. Determine installed version
    Read the Version field in the plugin header or check the 'readme.txt' file in the plugin directory for the version number
    Affected if Version is 2.2.85 through 2.3.3 inclusive
  3. Verify user registration is enabled
    Go to WordPress Settings > General and check if 'Anyone can register' is selected under Membership
    Affected if User registration is enabled on the site
  4. Audit administrator accounts
    Navigate to Users > All Users and review all accounts with Administrator role, noting any that are unexpected or created without manual setup
    Affected if Unexpected administrator accounts exist that were not created by known administrators

If the plugin version falls within 2.2.85 to 2.3.3 AND user registration is enabled, the site is vulnerable to unauthenticated administrator account creation.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Update the plugin to the latest version immediately; if patching is not possible, disable user registration or use a web application firewall to block registration endpoints.

Recommended fix Moderate confidence

Update to version 2.3.4 or later (latest stable release)

  1. 1. Update the Post Grid and Gutenberg Blocks plugin to the latest available version immediately.
  2. 2. After updating, verify that user registrations are functioning correctly and that no unauthorized administrator accounts have been created.
  3. 3. Review existing user accounts to ensure no malicious administrator accounts were created during the vulnerability window.
  4. 4. Consider implementing additional access controls on the registration functionality if not already in place.

Generated from the published advisory — verify against the referenced sources before acting.

Have this fixed Scoped from the published advisory
  • Consultation2.0 h
  • Implementation3.0 h
  • Testing2.0 h
  • Review / QA2.0 h
9.0 hours of engineering $1,600
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2024-9636 — 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 sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-9636 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • 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