CVE-2025-8059

B Blocks <= 2.0.6 - Missing Authorization to Unauthenticated Privilege Escalation via rgfr_registration Function

Published: Aug 12, 2025Updated: Aug 12, 2025 Sources: CVE List NVDCWE-862

9.8CRITICAL

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-862

Affected Products

bplugins

commercialaka button block, bplugins html5 video player, bslider

bBlocks – Essential Gutenberg Blocks & Patterns CollectionOn-premCMS Plugin

Web & CMS Plugins / wordpress-plugin

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

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References

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/

plugins.trac.wordpress.org

https://wordpress.org/plugins/b-blocks/#developers

wordpress.org

and 1 more references View all →

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