CVE-2026-52798 Gogs: Stored XSS in `.ipynb` Preview

Gogs is an open source self-hosted Git service. Prior to 0.14.3, although .ipynb previews are sanitized on the server side via /-/api/sanitizeipynb, the inserted content is re-rendered on the client side without sanitization using marked on elements with the .nb-markdown-cell class. During this...

CVE-2026-52798 Gogs: Stored XSS in `.ipynb` Preview

Gogs is an open source self-hosted Git service. Prior to 0.14.3, although .ipynb previews are sanitized on the server side via /-/api/sanitizeipynb, the inserted content is re-rendered on the client side without sanitization using marked on elements with the .nb-markdown-cell class. During this...

CVE-2026-53948

Ghost is a Node.js content management system. From 6.19.4 until 6.21.1, insufficient validation of the client-supplied Content-Type on Ghost's Admin API file upload endpoint allowed uploaded files to be served from the site with an attacker-chosen content type on S3/GCS storage backends. On...

CVE-2026-49220

Jellyfin is an open source self hosted media server. Prior to 10.11.9, a potential XSS attack exists in Jellyfin which can allow a non-privileged user to execute arbitrary Javascript in the context of a logged-in Administrative user, resulting in numerous potential issues. The Client header durin...

DRUPAL-CONTRIB-2026-054

The module and certain submodules AI Automators, AI Translate, AI API Explorer, AI Content Suggestions provide the ability to use an LLM to generate HTML or Markdown and preview it in a browser. Under certain circumstances, rendering of this HTML can lead to Cross Site Scripting, or exposing secr...

EUVD-2026-38796

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the frappe.getavatar function...

EUVD-2026-38806

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to unsafe evaluation of user-controlled data in the Number Card component...

EUVD-2026-38808

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the frappe.ui.Tree component...

EUVD-2026-38807

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the Number Card component...

EUVD-2026-38798

A Reflected Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the dashboard-view component...

EUVD-2026-38800

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the File View breadcrumb renderer...

EUVD-2026-38799

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the Desk desktop icon renderer...

EUVD-2026-38803

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the MultiSelectDialog component...

EUVD-2026-38805

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input in the Notifications Events panel...

EUVD-2026-38802

A Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of untrusted input in the Form Dashboard headline renderer...

CVE-2026-49220 Jellyfin: Potential XSS in user management

Jellyfin is an open source self hosted media server. Prior to 10.11.9, a potential XSS attack exists in Jellyfin which can allow a non-privileged user to execute arbitrary Javascript in the context of a logged-in Administrative user, resulting in numerous potential issues. The Client header durin...

CVE-2026-49220

Jellyfin is an open source self hosted media server. Prior to 10.11.9, a potential XSS attack exists in Jellyfin which can allow a non-privileged user to execute arbitrary Javascript in the context of a logged-in Administrative user, resulting in numerous potential issues. The Client header durin...

CVE-2026-53943 Ghost: Cache-poisoning XSS in Ghost frontend via x-ghost-preview header

Ghost is a Node.js content management system. From until 6.37.0, when Ghost is behind a shared caching layer that results in cached content being shared between different visitors, an unauthenticated user could send an x-ghost-preview header that altered the rendered frontend response. In affecte...

CVE-2026-53943

The CVE-2026-53943 entry describes a Ghost CMS vulnerability where, on sites behind a shared caching layer, an unauthenticated user can send an x-ghost-preview header that poisons cached responses, altering rendered frontend output. In affected configurations, this cached, request-specific previe...

CVE-2026-53948

Ghost is a Node.js content management system. From 6.19.4 until 6.21.1, insufficient validation of the client-supplied Content-Type on Ghost's Admin API file upload endpoint allowed uploaded files to be served from the site with an attacker-chosen content type on S3/GCS storage backends. On...