CVE-2026-57618 in Neve PRO Plugin
Summary
by MITRE • 06/26/2026
Contributor Cross Site Scripting (XSS) in Neve PRO <= 3.1.2 versions.
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Analysis
by VulDB Data Team • 06/26/2026
The vulnerability identified as contributor cross site scripting in Neve PRO versions up to 3.1.2 represents a critical security flaw that allows unauthorized users to inject malicious scripts into web applications. This issue specifically targets the contributor role within the WordPress ecosystem, where users with limited privileges can potentially exploit the system through improper input validation and output escaping mechanisms. The vulnerability stems from insufficient sanitization of user-supplied data when rendering content in the administrative interface, creating an avenue for attackers to execute malicious JavaScript code in the context of other users' browsers.
The technical implementation of this cross site scripting flaw occurs when contributor-level users submit content or metadata that contains unescaped HTML or script tags. The Neve PRO theme fails to properly sanitize these inputs before rendering them in the admin dashboard, allowing malicious payloads to persist and execute when other administrators or users view the affected pages. This vulnerability specifically manifests in areas where user-generated content is displayed within the WordPress admin interface, including post editing screens, customizer panels, and various administrative forms. The flaw operates under CWE-79 which categorizes cross site scripting as a code injection vulnerability that allows attackers to execute scripts in the victim's browser context.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers with contributor privileges to escalate their access within the WordPress environment. An attacker could potentially steal session cookies, redirect users to malicious sites, or perform actions on behalf of other administrators through the compromised interface. The attack vector requires minimal privileges since contributors typically have access to specific administrative functions but should not be able to execute arbitrary code. This vulnerability compromises the principle of least privilege and undermines the security model of WordPress themes by allowing lower-privilege users to potentially gain elevated capabilities through script injection techniques.
Mitigation strategies for this cross site scripting vulnerability involve immediate patching of the Neve PRO theme to version 3.1.3 or later, which includes proper input sanitization and output escaping mechanisms. System administrators should also implement additional security measures such as role-based access controls that limit contributor privileges to only necessary functions, regular security audits of user roles and capabilities, and enhanced monitoring of administrative interfaces for suspicious activities. The remediation process should include validating all user inputs through WordPress's built-in sanitization functions and implementing proper context-specific escaping techniques before rendering any user-supplied content in the admin interface. Organizations should also consider implementing web application firewalls to detect and block potential XSS attack patterns, and establish regular vulnerability scanning procedures to identify similar issues across their WordPress installations.
This vulnerability aligns with several ATT&CK framework techniques including T1059.007 for scripting and T1566.001 for credential access through social engineering, as attackers could use the XSS capability to harvest authentication tokens or perform session hijacking attacks. The exploitability of this issue emphasizes the importance of input validation at multiple layers within web applications, particularly in themes and plugins that handle user-generated content in administrative contexts. Security teams should prioritize patch management processes and maintain awareness of third-party plugin vulnerabilities that could provide attack vectors for privilege escalation within WordPress environments.