CVE-2025-5805: Ninetheme Electron Auth Bypass Flaw

CVE-2025-5805 Overview

CVE-2025-5805 is a Missing Authorization vulnerability (CWE-862) affecting the Ninetheme Electron WordPress theme. This security flaw allows attackers to exploit incorrectly configured access control security levels, potentially enabling unauthorized access to protected functionality or data within WordPress installations using the vulnerable theme.

Critical Impact

Unauthorized users may gain access to restricted functionality due to broken access control mechanisms in the Electron theme, potentially compromising site integrity and confidentiality.

Affected Products

• Ninetheme Electron WordPress Theme versions up to and including 1.8.2

Discovery Timeline

• 2026-01-22 - CVE CVE-2025-5805 published to NVD
• 2026-01-22 - Last updated in NVD database

Technical Details for CVE-2025-5805

Vulnerability Analysis

This vulnerability stems from a missing authorization check in the Ninetheme Electron WordPress theme. The flaw is classified under CWE-862 (Missing Authorization), which occurs when software does not perform an authorization check when an actor attempts to access a resource or perform an action.

In the context of WordPress themes, missing authorization vulnerabilities typically occur when theme functions that should be restricted to administrators or authenticated users are accessible to unauthenticated visitors or lower-privileged users. This can allow attackers to invoke sensitive operations without proper credential verification.

Root Cause

The root cause is a broken access control implementation within the Electron theme. The theme fails to properly verify user permissions before allowing access to protected functionality. This represents a fundamental security design flaw where authorization checks are either missing entirely or improperly implemented.

WordPress themes should leverage the WordPress capability system (using functions like current_user_can()) to validate that the requesting user has appropriate permissions before executing sensitive operations.

Attack Vector

An attacker can exploit this vulnerability by directly accessing theme endpoints or AJAX handlers that lack proper authorization verification. Since the access control is missing, the attacker does not need to authenticate or possess any special privileges to interact with protected functionality.

The attack does not require user interaction and can be executed remotely against any WordPress site using vulnerable versions of the Electron theme. The specific attack methodology involves identifying unprotected endpoints within the theme and crafting requests to invoke restricted operations.

For detailed technical information about this vulnerability, refer to the Patchstack Vulnerability Report.

Detection Methods for CVE-2025-5805

Indicators of Compromise

• Unexpected or unauthorized modifications to WordPress theme settings or site configuration
• Unusual AJAX requests targeting Electron theme-specific endpoints from unauthenticated sessions
• Access logs showing requests to theme-related endpoints from suspicious IP addresses
• Unauthorized changes to content or functionality that should require administrative access

Detection Strategies

• Review web server access logs for unusual request patterns targeting WordPress theme endpoints
• Implement Web Application Firewall (WAF) rules to monitor and flag suspicious requests to theme-specific AJAX handlers
• Conduct periodic security audits of installed themes to identify missing authorization checks
• Use WordPress security plugins that can detect and alert on potential access control bypass attempts

Monitoring Recommendations

• Enable detailed logging for WordPress AJAX requests and theme-related operations
• Monitor for authentication anomalies where restricted actions are performed without proper credentials
• Implement real-time alerting for configuration changes made outside of normal administrative workflows
• Deploy SentinelOne Singularity XDR to detect and respond to exploitation attempts targeting web applications

How to Mitigate CVE-2025-5805

Immediate Actions Required

• Verify if the Ninetheme Electron theme is installed and identify the current version
• If running version 1.8.2 or earlier, check for available updates from the vendor
• Consider temporarily disabling or replacing the vulnerable theme until a patch is available
• Implement WAF rules to restrict access to potentially vulnerable theme endpoints
• Review site logs for evidence of prior exploitation attempts

Patch Information

Administrators should check with Ninetheme for updated versions of the Electron theme that address this authorization vulnerability. Monitor the Patchstack Vulnerability Report for updates on patch availability.

Until a patch is available, implement the workarounds below to reduce exposure.

Workarounds

• Restrict access to WordPress AJAX endpoints using server-level access controls (.htaccess or nginx configuration)
• Implement additional authentication layers such as HTTP Basic Authentication for administrative areas
• Use a Web Application Firewall to filter and validate requests to theme-specific endpoints
• Consider switching to an alternative theme that has been security audited

# Example .htaccess restriction for WordPress admin and AJAX endpoints
# Add to WordPress root .htaccess file

<Files "admin-ajax.php">
    # Allow only specific IPs for added security (replace with your IP)
    # Order deny,allow
    # Deny from all
    # Allow from YOUR.IP.ADDRESS.HERE
    
    # Enable rate limiting if supported by your hosting
    SetEnvIf Request_URI "admin-ajax\.php" rate_limit
</Files>