Critical severity · published Aug 12, 2025
CVE-2025-8059
B Blocks <= 2.0.6 - Missing Authorization to Unauthenticated Privilege Escalation via rgfr_registration Function
9.8
CVSS
0.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BE
bBlocks – Essential Gutenberg Blocks & Patterns Collection · bplugins
through 2.0.6 · source: vendor
Affected product
BE
bBlocks – Essential Gutenberg Blocks & Patterns Collection
bplugins
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-8059
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-8059
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/b-blocks/trunk/includes/blocks/RegisterForm.php#L77
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/changeset/3340770/
wordpress.org
https://wordpress.org/plugins/b-blocks/#developers
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/0ee3b389-60c9-4f8e-9428-a71a6d9b20aa?source=cve
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