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{"cveTags": [], "descriptions": [{"lang": "en", "value": "The JustClick registration plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in all versions up to, and including, 0.1. This is due to insufficient input sanitization and output escaping on the `PHP_SELF` server variable. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link."}, {"lang": "es", "value": "El plugin de registro JustClick para WordPress es vulnerable a cross-site scripting reflejado en todas las versiones hasta e incluyendo la 0.1. Esto se debe a una sanitizaci\u00f3n de entrada y un escape de salida insuficientes en la variable de servidor 'PHP_SELF'. Esto hace posible que atacantes no autenticados inyecten scripts web arbitrarios en p\u00e1ginas que se ejecutan si logran enga\u00f1ar con \u00e9xito a un usuario para que realice una acci\u00f3n como hacer clic en un enlace."}], "id": "CVE-2025-13676", "lastModified": "2026-04-15T00:35:42.020", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}]}, "published": "2026-01-24T08:16:05.367", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/justclick-subscriber/tags/0.1/justclick.php#L154"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/justclick-subscriber/trunk/justclick.php#L154"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/f1420ec8-55e4-448d-8230-228d1e566b97?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}]}

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{"analysis": {"en": {"generated_at": "2026-04-21T16:11:15.579693+00:00", "value": {"mitigation_remediation": ["Update the JustClick registration plugin to any version newer than 0.1 or the latest stable release if available.", "If no updated release exists, immediately disable or uninstall the plugin to eliminate the vulnerable code path.", "If the plugin must remain for operational reasons, modify the justclick.php file to properly escape the PHP_SELF variable, for example by wrapping it with htmlspecialchars or by completely removing its usage."], "summary": {"action": "Update Plugin", "impact": "Reflected Cross\u2011Site Scripting"}, "threat_synthesis": {"affected_systems": "The vulnerability affects the JustClick registration plugin versions up to and including 0.1 released by ostin654. Any WordPress site that installs this plugin, regardless of the theme or other plugins, is susceptible when it uses the default PHP_SELF handling in the plugin code.", "description_and_impact": "The JustClick registration plugin for WordPress contains an input sanitization flaw that allows attackers to execute reflected Cross\u2011Site Scripting via the server variable PHP_SELF. Unauthenticated adversaries can embed malicious scripts into pages that will run when a victim follows a crafted link, potentially leading to session hijacking, phishing, or defacement. The weakness is a classic reflection issue classified as CWE\u201179 and relies on improper output escaping.", "risk_and_exploitability": "The CVSS base score of 6.1 indicates a medium overall impact, but the EPSS score of less than 1% reflects a very low probability of exploitation in the wild. The vulnerability is not listed in the CISA KEV catalog, further signaling limited active exploitation. The likely attack vector is a social\u2011engineering attack that tricks a user into clicking a malicious link sent by an attacker. Because no authentication or privileged context is required, the potential damage depends largely on the content accessed by the victim and on any cross\u2011domain interactions they perform."}}}}, "created": "2026-01-26T11:48:32.408483+00:00", "updated": "2026-04-21T16:15:40.505436+00:00", "vendors": ["wordpress", "wordpress$PRODUCT$wordpress"]}