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CVE-2026-85235: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in wpmudev Forminator Forms – Contact Form, Payment Form & Custom Form Builder

0
High
VulnerabilityCVE-2026-85235cvecve-2026-85235cwe-79
Published: 10/01/2026 (10/01/2026, 08:28:42 UTC)
Source: CVE Database V5
Vendor/Project: wpmudev
Product: Forminator Forms – Contact Form, Payment Form & Custom Form Builder

Description

The Forminator Forms – Contact Form, Payment Form & Custom Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Rich-Text Textarea Field in all versions up to, and including, 1.57.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Successful exploitation requires an administrator to open the stored submission entry in the Forminator Entries view and interact with the planted link, at which point WordPress core's jQuery-based click handler on `.contextual-help-tabs a` evaluates the entity-decoded href as HTML, firing the attacker's payload in the administrator's authenticated wp-admin session.

CVSS v3.1

Score 7.2high

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

Affected software

wpmudev

Forminator Forms – Contact Form, Payment Form & Custom Form Builder

Affected versions
>=0 <=1.57.2

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/01/2026, 15:26:36 UTC

Technical Analysis

CVE-2026-85235 is a stored cross-site scripting vulnerability in the Forminator Forms – Contact Form, Payment Form & Custom Form Builder WordPress plugin. The vulnerability arises from insufficient input sanitization and output escaping of the Rich-Text Textarea Field in versions up to 1.57.2. An unauthenticated attacker can inject arbitrary web scripts into stored form submissions. When an administrator opens the affected submission entry and interacts with a specific link, WordPress core's jQuery click handler evaluates the injected payload as HTML, leading to script execution within the administrator's authenticated session.

Potential Impact

Successful exploitation allows an unauthenticated attacker to execute arbitrary scripts in the context of an administrator's authenticated session in wp-admin. This can lead to partial confidentiality and integrity loss of the administrator's session and data. The vulnerability does not impact availability and requires administrator interaction with the malicious payload.

Mitigation Recommendations

No official patch or fix is currently confirmed for this vulnerability. Users should monitor the vendor's advisory for updates. Until a fix is available, administrators should exercise caution when viewing Forminator Entries and avoid interacting with suspicious links in stored submissions.

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Technical Details

Data Version
5.2
Assigner Short Name
Wordfence
Date Reserved
2026-09-03T14:57:57.478Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6abe749ba43b0b3b89bd1d4e

Added to database: 10/01/2026, 14:56:27 UTC

Last enriched: 10/01/2026, 15:26:36 UTC

Last updated: 10/02/2026, 03:05:25 UTC

Views: 5

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