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CVE-2026-28111: CWE-266 Incorrect Privilege Assignment in WPMU DEV Forminator

0
High
Published: 08/06/2026 (08/06/2026, 14:27:09 UTC)
Source: CVE Database V5
Vendor/Project: WPMU DEV
Product: Forminator

Description

CVE-2026-28111 is a high-severity vulnerability in WPMU DEV's Forminator plugin, affecting versions up to and including 1.56.0. It involves incorrect privilege assignment that allows users with Contributor-level access to escalate their privileges. The vulnerability has a CVSS score of 8.8, indicating a significant impact on confidentiality, integrity, and availability. No official patch or remediation guidance is currently documented. There are no known exploits in the wild at this time.

CVSS v3.1

Score 8.8high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected software

WPMU DEV

Forminator

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/13/2026, 17:04:58 UTC

Technical Analysis

This vulnerability, identified as CWE-266 (Incorrect Privilege Assignment), affects Forminator versions <= 1.56.0. It allows a user with Contributor privileges to escalate their access rights improperly, potentially gaining higher privileges than intended. The CVSS 3.1 vector indicates network attack vector, low attack complexity, requiring low privileges but no user interaction, with high impact on confidentiality, integrity, and availability. No vendor advisory or patch information is currently available, and the vulnerability was published on August 6, 2026.

Potential Impact

Successful exploitation could allow a Contributor user to escalate privileges, potentially leading to unauthorized access to sensitive data, modification of content, or disruption of service within the affected Forminator plugin environment. This could compromise the confidentiality, integrity, and availability of the system where the plugin is installed.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict Contributor-level access to trusted users only and monitor for unusual privilege escalations.

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Technical Details

Data Version
5.2
Assigner Short Name
Patchstack
Date Reserved
2026-02-25T12:14:02.975Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6a749d33bf8831d539db9d39

Added to database: 08/06/2026, 14:41:55 UTC

Last enriched: 08/13/2026, 17:04:58 UTC

Last updated: 09/21/2026, 22:01:33 UTC

Views: 23

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