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{}

{"analysis": {"en": {"generated_at": "2026-04-22T13:26:46.191957+00:00", "value": {"mitigation_remediation": ["Upgrade the Structured Content (JSON\u2011LD) #wpsc plugin to the latest released version that includes the fix for the sc_fs_local_business shortcode XSS flaw.", "After updating, immediately review any stored posts or pages that used the shortcode and strip or sanitize any embedded scripts that were inserted by previous contributors.", "Restrict contributor\u2011level access on the site or enforce stricter validation on the shortcode attributes, and consider implementing a web application firewall rule that blocks XSS payloads."], "summary": {"action": "Patch Immediately", "impact": "Stored Cross\u2011Site Scripting"}, "threat_synthesis": {"affected_systems": "The flaw affects all installations of gorbo\u2019s Structured Content (JSON\u2011LD) #wpsc plugin up to and including version 6.4.5, which is widely used in WordPress sites that implement the sc_fs_local_business shortcode.", "description_and_impact": "The Structured Content (JSON\u2011LD) #wpsc plugin for WordPress contains a stored cross\u2011site scripting flaw in the sc_fs_local_business shortcode. The vulnerability arises because the plugin does not properly sanitize or escape user\u2011supplied shortcode attributes, allowing an authenticated user with contributor or higher privileges to persist malicious JavaScript in the post content. When a victim visits the affected page, the injected script runs in the victim\u2019s browser, potentially enabling credential theft, session hijacking or other client\u2011side attacks.", "risk_and_exploitability": "The CVSS base score is 6.4, indicating a moderate severity issue, while the EPSS score of less than 1\u202f% suggests a low probability of exploitation at the moment. The vulnerability is not listed in the CISA KEV catalog, which further indicates it is not a widely known, actively exploited vulnerability. Attackers must first authenticate as a contributor or higher and then insert the malicious payload through the shortcode. Once added, the script remains stored and executes for every site visitor, representing a persistent XSS threat that can be leveraged for client\u2011side attacks such as phishing or theft of sensitive data."}}}}, "created": "2026-04-22T13:30:17.929375+00:00", "updated": "2026-04-22T13:30:17.929393+00:00", "vendors": []}