CVE-2026-85122: CWE-79 Cross-Site Scripting (XSS) in Easy Form Builder by WhiteStudio
The Easy Form Builder by WhiteStudio WordPress plugin before 4.2.0 does not validate a submitted value against the stored configuration for some of its form types, allowing unauthenticated users to store arbitrary content which is then rendered unescaped in an admin page, leading to Stored XSS.
AI Analysis
Technical Summary
The Easy Form Builder by WhiteStudio WordPress plugin before version 4.2.0 fails to validate submitted input against stored configuration for some form types. This allows unauthenticated attackers to store arbitrary content which is then rendered without escaping in an administrative interface, resulting in a stored cross-site scripting (XSS) vulnerability (CWE-79).
Potential Impact
An attacker can inject malicious scripts that execute in the context of an administrator's browser when viewing the affected admin page. This can lead to session hijacking, privilege escalation, or other malicious actions performed with administrator privileges. The vulnerability affects unauthenticated users, increasing the risk of exploitation.
Mitigation Recommendations
Upgrade the Easy Form Builder plugin to version 4.2.0 or later, where this vulnerability is fixed. No other mitigation guidance is provided, so patching is the recommended action.
CVE-2026-85122: CWE-79 Cross-Site Scripting (XSS) in Easy Form Builder by WhiteStudio
Description
The Easy Form Builder by WhiteStudio WordPress plugin before 4.2.0 does not validate a submitted value against the stored configuration for some of its form types, allowing unauthenticated users to store arbitrary content which is then rendered unescaped in an admin page, leading to Stored XSS.
CVSS v3.1
Score 8.8high
Affected software
Easy Form Builder by WhiteStudio
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Easy Form Builder by WhiteStudio WordPress plugin before version 4.2.0 fails to validate submitted input against stored configuration for some form types. This allows unauthenticated attackers to store arbitrary content which is then rendered without escaping in an administrative interface, resulting in a stored cross-site scripting (XSS) vulnerability (CWE-79).
Potential Impact
An attacker can inject malicious scripts that execute in the context of an administrator's browser when viewing the affected admin page. This can lead to session hijacking, privilege escalation, or other malicious actions performed with administrator privileges. The vulnerability affects unauthenticated users, increasing the risk of exploitation.
Mitigation Recommendations
Upgrade the Easy Form Builder plugin to version 4.2.0 or later, where this vulnerability is fixed. No other mitigation guidance is provided, so patching is the recommended action.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-03T08:02:51.827Z
- State
- PUBLISHED
Threat ID: 6aacd5a155bf5e2cf5955f19
Added to database: 09/18/2026, 06:09:37 UTC
Last enriched: 09/18/2026, 06:17:46 UTC
Last updated: 09/18/2026, 23:24:39 UTC
Views: 7
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