CVE-2024-9636: Post Grid and Gutenberg Blocks (WordPress plugin) · Improper Privilege Management
Affects Post Grid and Gutenberg Blocks (WordPress plugin)Source CVE Database V5
Not known to be exploited · CVSS 9.8 Critical.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.8% chance of exploitation in 30 days – higher than 57% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 15 Jan 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| pickplugins Post Grid and Gutenberg Blocks – ComboBlocks | Affected
| Fixed in– |
AI-suggested
To mitigate this vulnerability, organizations should immediately: 1) Upgrade the Post Grid and Gutenberg Blocks plugin to a patched version once released by ComboBlocks. In the absence of an official patch, temporarily disable the plugin to prevent exploitation. 2) Implement strict server-side validation to restrict which user meta fields can be updated during registration, ensuring no privilege escalation is possible. 3) Monitor WordPress user registrations for suspicious accounts, especially those with administrative privileges created recently. 4) Employ Web Application Firewalls (WAFs) with custom rules to block suspicious registration attempts targeting this vulnerability. 5) Review and harden WordPress user roles and permissions to minimize the impact of any unauthorized account creation. 6) Conduct regular security audits and vulnerability scans focusing on WordPress plugins and user management processes. 7) Educate site administrators on recognizing signs of compromise and responding promptly to suspicious activities.
Description
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.
References
- wordfence.com/threat-intel/vulnerabilities/id/1bbe01b8-24ed-4e1e-bafc-0f4dea96c1f3?source=cve (opens in a new tab)
- plugins.trac.wordpress.org/browser/post-grid/tags/2.2.93/includes/blocks/form-wrap/functions.php (opens in a new tab)
- plugins.trac.wordpress.org/changeset/3117675/post-grid/trunk/includes/blocks/form-wrap/functions.php (opens in a new tab)
- plugins.trac.wordpress.org/changeset/3221012/post-grid/trunk/includes/blocks/form-wrap/functions.php (opens in a new tab)