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CVSS: 5.5EPSS: 0%CPEs: 1EXPL: 2

The WP-UserOnline plugin for WordPress has multiple Stored Cross-Site Scripting vulnerabilities in versions up to, and including 2.88.0. This is due to the fact that all fields in the "Naming Conventions" section do not properly sanitize user input, nor escape it on output. This makes it possible for authenticated attackers, with administrative privileges, to inject JavaScript code into the setting that will execute whenever a user accesses the injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled. El plugin WP-UserOnline para WordPress presenta múltiples vulnerabilidades de tipo Cross-Site Scripting Almacenado en versiones hasta 2.88.0 incluyéndola. • https://www.exploit-db.com/exploits/51020 https://github.com/lesterchan/wp-useronline/commit/59c76b20e4e27489f93dee4ef1254d6204e08b3c https://packetstormsecurity.com/files/168479/wpuseronline2880-xss.txt https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2770235%40wp-useronline&new=2770235%40wp-useronline&sfp_email=&sfph_mail= https://www.wordfence.com/threat-intel/vulnerabilities/id/5c4fb14c-de6d-4247-8f83-050f1350f6a2?source=cve https://www.wordfence.com/vulnerability-advisories/#CVE-2022 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVSS: 5.5EPSS: 1%CPEs: 1EXPL: 4

The WP-UserOnline plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘templates[browsingpage][text]' parameter in versions up to, and including, 2.87.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrative capabilities and above to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The only affects multi-site installations and installations where unfiltered_html is disabled. El plugin WP-UserOnline para WordPress es vulnerable a un ataque de tipo Cross-Site Scripting Almacenado por medio del parámetro "templates[browsingpage][text]" en versiones hasta 2.87.6 incluyéndola, debido a un saneo insuficiente de entrada y escape de la salida. Esto hace posible a atacantes autenticados con capacidades administrativas y superiores inyecten scripts web arbitrarios en las páginas que ejecutarán cada vez que un usuario acceda a una página inyectada. • https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail= https://www.exploit-db.com/exploits/50988 https://www.exploitalert.com/view-details.html?id=38893 https://www.exploitalert.com/view-details.html?id=38912 https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve https://www.wordfence • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •