CVE-2025-23924 Overview
CVE-2025-23924 is a stored cross-site scripting (XSS) vulnerability in the Jeremy WP Photo Sphere WordPress plugin. The flaw affects all versions of WP Photo Sphere up to and including version 3.8. Attackers with low-privilege authenticated access can inject persistent malicious scripts that execute in the browsers of other users who view affected pages.
The vulnerability is tracked under [CWE-79] (Improper Neutralization of Input During Web Page Generation). Successful exploitation requires user interaction and can lead to session theft, defacement, or delivery of secondary payloads against site administrators.
Critical Impact
Authenticated attackers can inject persistent JavaScript that executes across site sessions, enabling account compromise and further attacks against WordPress administrators.
Affected Products
- WP Photo Sphere plugin for WordPress, versions up to and including 3.8
- WordPress sites using the Jeremy WP Photo Sphere plugin (wp-photo-sphere)
- All hosting environments running vulnerable plugin versions
Discovery Timeline
- 2025-01-16 - CVE-2025-23924 published to NVD
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2025-23924
Vulnerability Analysis
The WP Photo Sphere plugin fails to properly neutralize user-supplied input before rendering it in web page output. This allows an authenticated user with low privileges to store malicious JavaScript in plugin-managed content. When a victim loads a page containing the injected data, the browser executes the attacker's script under the site's origin.
Stored XSS is more impactful than reflected XSS because the payload persists in the database. Every visitor to the affected page receives the payload without requiring a crafted link. The scope change indicated by the CVSS vector reflects that the injected script executes in the victim's browser context, crossing the trust boundary of the WordPress application.
Root Cause
The root cause is insufficient input sanitization and output encoding in the plugin's request handlers. The plugin accepts input from authenticated users and stores it without applying WordPress functions such as sanitize_text_field() or wp_kses(). The stored data is later rendered without escaping through helpers like esc_html() or esc_attr().
Attack Vector
An attacker authenticates to the target WordPress instance with a low-privilege account. The attacker submits a payload containing HTML or JavaScript through a plugin input field or parameter. A victim, typically an administrator, then visits a page that renders the stored content, triggering execution.
Exploitation requires network access, low privileges, and user interaction. The payload can perform actions in the victim's session, exfiltrate cookies, or pivot to further WordPress compromise. Technical specifics are documented in the Patchstack XSS Vulnerability Advisory.
Detection Methods for CVE-2025-23924
Indicators of Compromise
- Unexpected <script> tags, onerror attributes, or JavaScript event handlers stored in plugin database tables
- Outbound requests from administrator browsers to unfamiliar domains after visiting plugin-rendered pages
- New administrator accounts or modified user roles created shortly after plugin page views
- WordPress audit log entries showing low-privileged users editing plugin content
Detection Strategies
- Scan the WordPress database for HTML or JavaScript patterns in fields managed by wp-photo-sphere
- Monitor web server access logs for POST requests to plugin endpoints from non-admin accounts
- Deploy Content Security Policy (CSP) reporting to catch inline script execution attempts
- Review Web Application Firewall (WAF) logs for XSS signatures targeting the plugin path
Monitoring Recommendations
- Enable WordPress activity logging to track content changes by low-privilege users
- Alert on administrator session anomalies such as unexpected AJAX requests or role changes
- Correlate browser console errors reported by administrators with plugin page visits
- Track plugin version inventory across managed WordPress installations
How to Mitigate CVE-2025-23924
Immediate Actions Required
- Identify all WordPress sites running the WP Photo Sphere plugin at version 3.8 or earlier
- Deactivate the plugin until a patched release is verified and applied
- Audit stored plugin content for injected scripts and remove malicious entries
- Rotate credentials and session tokens for administrators who accessed affected pages
Patch Information
No vendor patch is referenced in the current CVE record. Site owners should monitor the plugin's WordPress.org page and the Patchstack advisory for updates. If no fix is released, consider replacing the plugin with a maintained alternative.
Workarounds
- Restrict plugin usage to trusted, high-privilege accounts only through role management
- Deploy a Web Application Firewall rule to block XSS payloads targeting wp-photo-sphere endpoints
- Enforce a strict Content Security Policy that disallows inline scripts on WordPress admin pages
- Remove the plugin entirely if functionality is not business-critical
# Example: Disable plugin via WP-CLI until patched
wp plugin deactivate wp-photo-sphere
wp plugin delete wp-photo-sphere
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
