CVE-2024-30200 Overview
CVE-2024-30200 is a Reflected Cross-Site Scripting (XSS) vulnerability in the realmag777 BEAR plugin, also known as BEAR - WooCommerce Bulk Editor and Products Manager Professional. The flaw stems from improper neutralization of user-supplied input during web page generation [CWE-79]. Attackers can inject malicious scripts that execute in a victim's browser when the victim clicks a crafted link. The vulnerability affects BEAR versions up to and including 1.1.4.2. Exploitation requires user interaction and operates over the network without authentication.
Critical Impact
Successful exploitation allows attackers to execute arbitrary JavaScript in the context of an authenticated WordPress administrator session, enabling session theft, account takeover, or malicious actions against the WooCommerce store.
Affected Products
- Pluginus BEAR - WooCommerce Bulk Editor and Products Manager Professional (WordPress plugin)
- All versions from n/a through 1.1.4.2
- Deployments integrated with WooCommerce storefronts
Discovery Timeline
- 2024-03-28 - CVE-2024-30200 published to the National Vulnerability Database (NVD)
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2024-30200
Vulnerability Analysis
The BEAR plugin fails to sanitize or encode user-controlled input before reflecting it back in HTTP responses. This behavior creates a Reflected XSS condition classified under [CWE-79]. An attacker crafts a URL containing JavaScript payloads inside a vulnerable request parameter. When an authenticated WordPress user clicks the link, the plugin renders the payload inside the response page, and the browser executes it in the site's origin.
Because the plugin is used to bulk-manage WooCommerce products, administrators and store managers are the primary targets. Script execution in that security context allows an attacker to perform privileged actions, exfiltrate session cookies, or pivot to further WordPress compromise. The CVSS vector indicates a scope change, meaning the injected script affects resources beyond the vulnerable component.
Root Cause
The root cause is missing output encoding and insufficient input validation on request parameters processed by the plugin. The plugin echoes attacker-controlled values into HTML or JavaScript contexts without applying context-aware escaping functions such as WordPress esc_html(), esc_attr(), or esc_js().
Attack Vector
Exploitation proceeds over the network and requires the target to interact with a crafted link, typically delivered through phishing, chat, or a malicious referrer. No prior authentication is needed by the attacker, but the impact is amplified when the victim holds a WooCommerce manager or administrator role. See the Patchstack Vulnerability Report for additional technical details.
Detection Methods for CVE-2024-30200
Indicators of Compromise
- HTTP requests to WordPress endpoints associated with the BEAR plugin containing URL-encoded <script>, javascript:, or onerror= payloads.
- Unexpected outbound requests from administrator browsers to attacker-controlled domains following a WordPress session.
- Access logs showing crafted query strings referencing WooCommerce bulk-edit pages with suspicious parameter values.
Detection Strategies
- Inspect web server access logs for reflected payload patterns targeting plugin parameters.
- Deploy a Web Application Firewall (WAF) rule set that flags common XSS payload signatures in query strings.
- Correlate administrator login activity with anomalous JavaScript-driven admin-ajax requests.
Monitoring Recommendations
- Monitor WordPress audit logs for unexpected plugin configuration changes or new administrator accounts.
- Alert on administrator sessions originating from new geolocations or user agents shortly after link clicks.
- Track email and messaging gateways for links referencing WooCommerce admin paths with encoded script fragments.
How to Mitigate CVE-2024-30200
Immediate Actions Required
- Identify all WordPress sites running the BEAR plugin and determine installed versions.
- Upgrade the BEAR plugin to a version later than 1.1.4.2 once a patched release is available from the vendor.
- Instruct administrators and store managers to avoid clicking unsolicited links referencing the WordPress admin interface.
- Rotate WordPress administrator session cookies and credentials if suspicious reflected requests appear in logs.
Patch Information
Consult the Patchstack Vulnerability Report for the current patch status and vendor remediation guidance. Apply the fixed version through the WordPress plugin updater or by replacing the plugin files manually.
Workarounds
- Deactivate and remove the BEAR plugin until a patched version is deployed.
- Restrict access to the WordPress administrative interface by IP allowlisting or VPN.
- Deploy a WAF with XSS protection rules in front of the WordPress site to block common reflected payloads.
- Enforce a strict Content Security Policy (CSP) that disallows inline script execution in the admin context.
# Example WAF rule concept (ModSecurity-style) to block reflected XSS payloads
SecRule ARGS "@rx (?i)(<script|javascript:|onerror=|onload=)" \
"id:1030200,phase:2,deny,status:403,msg:'Potential XSS targeting BEAR plugin (CVE-2024-30200)'"
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