CVE-2025-12535

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{}

{"analysis": {"en": {"generated_at": "2026-04-21T01:29:28.592093+00:00", "value": {"mitigation_remediation": ["Upgrade SureForms to the latest release where the nonce handling has been corrected, ensuring that form\u2011specific nonces are used instead of generic REST nonces.", "Disable unauthenticated access to the wp_ajax_nopriv_rest-nonce endpoint and other REST API routes provided by the plugin by removing or restricting that action from the plugin\u2019s code or configuring authentication rules.", "If an immediate update is not possible, implement a firewall rule (e.g., via ModSecurity or a WordPress security plugin) to block requests to /wp-admin/admin-ajax.php?action=rest-nonce from unauthenticated users and to filter out forged REST API calls to the plugin\u2019s endpoints."], "summary": {"action": "Apply Patch", "impact": "Cross\u2011Site Request Forgery bypass on WordPress REST API"}, "threat_synthesis": {"affected_systems": "The affected product is the SureForms contact, payment, and custom form builder plugin for WordPress, versions 1.13.1 and earlier. The plugin is maintained by brainstormforce. Users running these versions on any WordPress installation are vulnerable. No specific WordPress core version is mentioned, so any contemporary WordPress site utilizing the plugin remains at risk.", "description_and_impact": "The vulnerability in SureForms allows unauthenticated attackers to bypass CSRF protection by obtaining generic WordPress REST API nonces (wp_rest). Because the plugin distributes these nonces to unauthenticated users through the wp_ajax_nopriv_rest-nonce action, an attacker can submit crafted REST API requests that appear authenticated. This flaw enables triggering the plugin\u2019s own post\u2011submission hooks and potentially any other REST endpoints that rely solely on nonce verification without authentication, thus permitting unauthorized actions on the site.", "risk_and_exploitability": "The CVSS score of 5.3 reflects a moderate severity, while the EPSS score of less than 1% indicates that exploitation is considered unlikely at present. The vulnerability is not listed in the CISA KEV catalog. The attack vector is external, requiring only an unauthenticated HTTP request to the REST API or the wp_ajax_nopriv_rest-nonce action. Attackers can gain authorized effect through the plugin\u2019s REST endpoints that are protected only by nonce verification."}}}}, "created": "2025-11-20T10:30:44.315371+00:00", "updated": "2026-04-21T01:30:24.403263+00:00", "vendors": ["brainstormforce", "brainstormforce$PRODUCT$sureforms", "wordpress", "wordpress$PRODUCT$wordpress"]}