CVE-2025-8059
B Blocks <= 2.0.6 - Missing Authorization to Unauthenticated Privilege Escalation via rgfr_registration Function
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
The B Blocks plugin for WordPress is vulnerable to Privilege Escalation due to missing authorization and improper input validation within the rgfr_registration() function in all versions up to, and including, 2.0.6. This makes it possible for unauthenticated attackers to create a new account and assign it the administrator role.
| CWE | CWE-862 |
| Vendor | bplugins |
| Product | bblocks – essential gutenberg blocks & patterns collection |
| Published | Aug 12, 2025 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
bplugins / bBlocks – Essential Gutenberg Blocks & Patterns Collection
0 ≤ 2.0.6
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/0ee3b389-60c9-4f8e-9428-a71a6d9b20aa?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/b-blocks/trunk/includes/blocks/RegisterForm.php#L77 wordpress.org: https://wordpress.org/plugins/b-blocks/#developers plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3340770/
Credits
Peter Thaleikis