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

2025-08-11 16:24

Peter Thaleikis

Strategic Overview

Status

Patched in 2.0.7

Affected PluginbBlocks – Essential Gutenberg Blocks & Patterns Collection

Affected Version<= 2.0.6

CVSS9.8Critical

CVECVE-2025-8059

View all bBlocks – Essential Gutenberg Blocks & Patterns Collection vulnerabilities

Vulnerability Overview

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.

Technical Analysis

REMEDIATION: Update to version 2.0.7, or a newer patched version --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

External References

https://www.cve.org/CVERecord?id=CVE-2025-8059 https://www.wordfence.com/threat-intel/vulnerabilities/id/0ee3b389-60c9-4f8e-9428-a71a6d9b20aa

CVSS Vector

9.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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