CVE-2025-15403

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{}

{"analysis": {"en": {"generated_at": "2026-04-21T16:19:26.722261+00:00", "value": {"mitigation_remediation": ["Upgrade the RegistrationMagic plugin to a version newer than 6.0.7.1 to eliminate the vulnerable code path", "Configure the WordPress environment to block unauthenticated access to the 'rm_user_exists' AJAX action, for example by using a firewall or plugin that restricts AJAX endpoints to authenticated users only", "Remove or disable the RegistrationMagic plugin if it is not required for site functionality to eliminate the attack surface"], "summary": {"action": "Apply Patch", "impact": "Privilege Escalation"}, "threat_synthesis": {"affected_systems": "The affected product is the RegistrationMagic plugin for WordPress, versions up to and including 6.0.7.1, developed by MetaGauss and used for custom registration forms, user registration, payment, and user login functionality.", "description_and_impact": "This vulnerability allows an unauthenticated attacker to exploit the 'add_menu' function via the 'rm_user_exists' AJAX action and update the 'admin_order' setting with an empty slug, manipulating the plugin's menu generation logic. When the admin menu is subsequently built, the plugin grants the target role the 'manage_options' capability, effectively elevating privileges to administrative levels. The impact is a complete escalation of privileges from no access to full control of the WordPress site.", "risk_and_exploitability": "The severity reported by CVSS is 9.8, indicating critical impact, while the EPSS score is less than 1% reflecting a very low exploitation probability as of current data. The vulnerability is not currently listed in CISA's Known Exploited Vulnerabilities (KEV) catalog. Attackers can trigger exploitation unauthenticated via the public AJAX endpoint; however, further privilege escalation requires the existence of at least a subscriber user account on the WordPress installation."}}}}, "created": "2026-01-19T09:19:32.545461+00:00", "updated": "2026-04-21T16:30:40.673541+00:00", "vendors": ["metagauss", "metagauss$PRODUCT$registrationmagic", "wordpress", "wordpress$PRODUCT$wordpress"]}