This is a summary of the AI-generated 10-question deep analysis. The full version (longer answers, follow-up Q&A, related CVEs) requires login. Read the full analysis β
Q1What is this vulnerability? (Essence + Consequences)
π¨ **Essence**: SQL Injection in WCFM Marketplace plugin. π₯ **Consequences**: Attackers can manipulate database queries, potentially stealing data or taking over the site.
Q2Root Cause? (CWE/Flaw)
π‘οΈ **CWE-89**: Improper Neutralization of Special Elements used in an SQL Command. π **Flaw**: The `wcfm_ajax_controller` AJAX action fails to sanitize multiple parameters before SQL execution.
Q3Who is affected? (Versions/Components)
π¦ **Product**: WCFM Marketplace β Best Multivendor Marketplace for WooCommerce. π **Affected**: Versions **before 3.4.12**.
Q4What can hackers do? (Privileges/Data)
π΅οΈ **Privileges**: Unauthenticated & Authenticated users. ποΈ **Data**: Full SQL injection capability. Attackers can read, modify, or delete database content.
Q5Is exploitation threshold high? (Auth/Config)
β‘ **Threshold**: LOW. πͺ **Access**: No authentication required! The vulnerability exists in an AJAX action accessible to **unauthenticated** users.
Q6Is there a public Exp? (PoC/Wild Exploitation)
π **Exploit**: YES. π **PoC**: Public Nuclei template available on GitHub (projectdiscovery/nuclei-templates). Wild exploitation is likely due to ease of use.
Q7How to self-check? (Features/Scanning)
π **Check**: Scan for WCFM Marketplace plugin version < 3.4.12. π§ͺ **Test**: Use Nuclei with the specific CVE-2021-24849 template to detect unsanitized SQL parameters.
Q8Is it fixed officially? (Patch/Mitigation)
β **Fixed**: YES. π οΈ **Patch**: Upgrade WCFM Marketplace plugin to version **3.4.12** or later immediately.
Q9What if no patch? (Workaround)
π§ **Workaround**: If patching is delayed, disable the plugin temporarily. π **Mitigation**: Implement strict WAF rules to block SQL injection patterns in AJAX requests.
Q10Is it urgent? (Priority Suggestion)
π₯ **Priority**: HIGH. π **Urgency**: Critical. Since it requires **no auth**, it is easily exploitable by automated bots. Patch immediately!