Widget Options – Advanced Conditional Visibility for Gutenberg Blocks & Classic Widgets <= 4.1.3 - Authenticated (Contributor+) Remote Code Execution

2026-03-02 00:00

Drew Webber (mcdruid)

Strategic Overview

Status

Patched in 4.2.0

Affected PluginWidget Options – Advanced Conditional Visibility for Gutenberg Blocks & Classic Widgets

Affected Version<= 4.1.3

CVSS8.8High

CVECVE-2026-27984

View all Widget Options – Advanced Conditional Visibility for Gutenberg Blocks & Classic Widgets vulnerabilities

Vulnerability Overview

The Widget Options – Advanced Conditional Visibility for Gutenberg Blocks & Classic Widgets plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 4.1.3. This makes it possible for authenticated attackers, with Contributor-level access and above, to execute code on the server.

Technical Analysis

REMEDIATION: Update to version 4.2.0, or a newer patched version --- IDENTIFIER: CWE-94 (Improper Control of Generation of Code ('Code Injection')) The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

External References

https://www.cve.org/CVERecord?id=CVE-2026-27984 https://www.wordfence.com/threat-intel/vulnerabilities/id/664eb488-649e-4914-bd3c-cb7395893c6f

CVSS Vector

8.8

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

Base

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

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