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{"cveTags": [], "descriptions": [{"lang": "en", "value": "The Relevanssi \u2013 A Better Search plugin for WordPress is vulnerable to time-based SQL Injection via the cats and tags query parameters in all versions up to, and including, 4.24.4 (Free) and <= 2.27.5 (Premium) due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries to already existing queries that can be used to extract sensitive information from the database."}, {"lang": "es", "value": "El complemento Relevanssi \u2013 A Better Search para WordPress es vulnerable a la inyecci\u00f3n SQL basada en tiempo mediante los par\u00e1metros de consulta \"cats\" y \"tags\" en todas las versiones hasta la 4.24.4 (Gratuita) y la 2.27.4 (Premium) incluida, debido a un escape insuficiente del par\u00e1metro proporcionado por el usuario y a la falta de preparaci\u00f3n de la consulta SQL existente. Esto permite a atacantes no autenticados a\u00f1adir consultas SQL adicionales a las consultas existentes, que pueden utilizarse para extraer informaci\u00f3n confidencial de la base de datos."}], "id": "CVE-2025-4396", "lastModified": "2026-04-15T00:35:42.020", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security@wordfence.com", "type": "Secondary"}]}, "published": "2025-05-13T04:16:27.797", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/relevanssi/tags/4.24.4/lib/search-tax-query.php#L371"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/relevanssi/tags/4.24.4/lib/search-tax-query.php#L409"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/relevanssi/tags/4.24.4/lib/search.php#L1016"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/relevanssi/tags/4.24.4/lib/search.php#L982"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/197be163-4504-4caa-b729-c3293463cfb5?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-89"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}

{"analysis": {"en": {"generated_at": "2026-04-22T17:20:39.362972+00:00", "value": {"mitigation_remediation": ["Upgrade the Relevanssi \u2013 A Better Search plugin to a version newer than 4.24.4 for the free release or newer than 2.27.5 for the premium release, where the SQL injection issue has been resolved.", "If an immediate update cannot be applied, block or sanitize all inbound requests that include the cats or tags parameters\u2014enforce strict validation or remove those parameters entirely from the search endpoint.", "Implement a web application firewall rule or database-monitoring alert that detects time\u2011based SQL injection patterns targeting the search functionality, and deny such requests to mitigate potential exploitation until a patch is deployed."], "summary": {"action": "Immediate Patch", "impact": "Unauthenticated SQL Injection \u2013 sensitive data exfiltration"}, "threat_synthesis": {"affected_systems": "WordPress installations that employ the Relevanssi \u2013 A Better Search plugin are vulnerable. The flaw affects all free releases up to and including version 4.24.4 and all premium releases up to and including version 2.27.5. Site administrators should verify whether their instance uses either of these version ranges and whether the plugin is the premium or free edition.", "description_and_impact": "The Relevanssi \u2013 A Better Search plugin for WordPress contains a time\u2011based SQL injection vulnerability triggered by the cats and tags query parameters. This flaw stems from insufficient escaping of user\u2011supplied input and the lack of prepared statements. An attacker who can send requests to the plugin\u2019s search functionality can inject additional SQL commands and retrieve sensitive data from the database, such as site content or user information.", "risk_and_exploitability": "The CVSS score of 7.5 highlights a high severity risk, and the 22% EPSS score indicates a relatively frequent chance of exploitation. The vulnerability is not listed in the CISA KEV catalog, but the attack vector is likely through unauthenticated HTTP requests containing maliciously crafted cats or tags parameters. Because the flaw allows unauthenticated attackers to append SQL statements to existing queries, it can lead to unprotected data extraction if exploited."}}}}, "created": "2026-04-22T17:30:22.632841+00:00", "updated": "2026-04-22T17:30:22.632853+00:00", "vendors": []}