CVE-2026-91119

The open-source discussion platform Discourse is vulnerable to stored HTML injection in versions prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0. The small-action and nested-activity-log components fail to perform URL encoding when interpolating the free-form action_code_who value into mentio...

CVE-2026-91121

The Discourse open-source discussion platform is vulnerable to trusted-HTML injection in versions prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0 . The root cause is that attacker-controlled upload filenames used in chat message excerpts are rendered as unescaped HTML . An attacker capable of...

CVE-2026-91121 Discourse: Chat upload filenames rendered as raw HTML in excerpts

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upload filenames used in chat message excerpts were rendered as unescaped HTML. A user able to upload a file and send chat content could place markup in a filename that was th...

EUVD-2026-86306

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upload filenames used in chat message excerpts were rendered as unescaped HTML. A user able to upload a file and send chat content could place markup in a filename that was th...

CVE-2026-91120 Discourse: Stored HTML injection in video notification emails

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, provider-controlled video titles in lazy video embeds could be reparsed as HTML when Discourse generated notification emails or chat summaries. A user with standard posting privileges could creat...

EUVD-2026-86304

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, provider-controlled video titles in lazy video embeds could be reparsed as HTML when Discourse generated notification emails or chat summaries. A user with standard posting privileges could creat...

CVE-2026-91120

The open-source discussion platform Discourse contains a stored HTML injection vulnerability in its video notification email and chat summary generation. Prior to versions 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0 , provider-controlled video titles from lazy video embeds (YouTube, Vimeo, or TikT...

CVE-2026-33657

CVE-2026-33657 - EspoCRM 9.3.3 Stored HTML Injection in Email Notifications Authenticated proof-of-concept for stored HTML injection in EspoCRM 9.3.3 email notifications. Summary EspoCRM 9.3.3 renders stream-note notification emails by transforming the note body with Markdown and inserting the...

CVE-2023-48104

CVE-2023-48104 HTML Injection in Alinto/SOGo Web Client Vendor of Product Alinto Vulnerability Type HTML Injection Affected Versions SOGo Web Mail https://github.com/Alinto/sogo/commit/7481ccf37087c3f456d7e5a844da01d0f8883098 Discoverer Spiridonov Ivan/E1tex PoC For demonstration purposes only. P...

CVE-2021-45416

CVE-2021-45416 Vulnerabilidad de Cross-site scripting XSS reflejado en RosarioSIS 8.2.1 permite a los atacantes inyectar HTML arbitrario a través del parámetro searchterm en el script modules/Scheduling/Courses.php. Proveedor: francoisjacquet Sitio web del proveedor: https://www.rosariosis.org/...

CVE-2025-63419

CVE-2025-63419 CrushFTP before 11.3.760 is vulnerable to HTML Injection. The Web-Based Server has a feature where users can share files, the feature reflects the filename to an emailbody field with no sanitzations leading to HTML Injection. CWE CWE-79 — Improper Neutralization of Input During Web...

CVE-2025-63420

CVE-2025-63420 CrushFTP11 anterior a 11.3.757 es vulnerable a una inyección de HTML almacenado en el Panel de Administración de CrushFTP Informes / "Who Created Folder", lo que permite la ejecución persistente de HTML en sesiones de administración. CWE CWE-79 — Neutralización incorrecta de la...

CVE-2022-30781

🍵 CVE-2022-30781 Exploit de ejecución remota de comandos en la migración de repositorios de Gitea. Cómo usar 1. Ejecuta un servidor HTTP del sistema de archivos con los archivos de este repositorio. 2. Edita el comando a ejecutar en api/v1/repos/e99/exp/pulls/1/index.html L96. 3. Migra el...

CVE-2022-23808

Exploit de phpMyAdmin Título del Exploit : phpMyAdmin 5.1.1 - XSS Cross-site Scripting Autor del Exploit : Dipak Panchal @th3.d1p4k Página principal del proveedor : https://www.phpmyadmin.net Enlace del software : https://www.phpmyadmin.net/files/5.1.1/ Versiones afectadas : Las versiones de...

CVE-2024-26521

CVE-2024-26521 CE-Phoenix-v1.0.8.20 Vulnerabilidad de inyección HTML Página de inicio de sesión Como podemos ver, hay una página de inicio de sesión que cualquiera puede entender que existe una vulnerabilidad de inyección HTML en esta aplicación. Básicamente, en esta aplicación todos los archivos...

CVE-2026-84151

The Post Grid WordPress plugin before 7.9.5 does not limit an expansion of the WordPress allowed-HTML list to its own markup and applies it site-wide, allowing users with the Contributor role and above to store iframe, style and input elements that are normally stripped from their content, leadin...

CVE-2026-84151 The Post Grid < 7.9.5 - Contributor+ Stored HTML/iframe Injection via wp_kses_post Allow-List Widening

The Post Grid WordPress plugin before 7.9.5 does not limit an expansion of the WordPress allowed-HTML list to its own markup and applies it site-wide, allowing users with the Contributor role and above to store iframe, style and input elements that are normally stripped from their content, leadin...

CVE-2026-84151

The Post Grid WordPress plugin versions prior to 7.9.5 is vulnerable to HTML injection due to an improper limitation of the WordPress allowed-HTML list. Specifically, the plugin fails to restrict the expansion of this list to its own markup, applying it site-wide. This allows users with the Contr...

EUVD-2026-85800

The Post Grid WordPress plugin before 7.9.5 does not limit an expansion of the WordPress allowed-HTML list to its own markup and applies it site-wide, allowing users with the Contributor role and above to store iframe, style and input elements that are normally stripped from their content, leadin...

CVE-2021-36747

CVE-2021-36747 Blackboard Learn hasta la versión 9.1 permite XSS por parte de un usuario autenticado a través del formulario Feedback to Learner. Descubierto: 11 de mayo de 2018 El equipo de seguridad de Blackboard ha sido notificado de este problema. Reconocieron la vulnerabilidad el 14 de mayo ...