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

CVE-2026-53948 affects Ghost CMS (Node.js) due to insufficient validation of the client-supplied Content-Type on the Admin API file upload endpoint. Between 6.19.4 and 6.21.1, uploaded files could be served with an attacker-chosen content type on S3/GCS storage backends, and in installations serv...

CVE-2026-53950 @tryghost/activitypub: XSS in Ghost's ActivityPub client

@tryghost/activitypub is Ghost’s social/federation client app. Prior to 3.1.0, the ActivityPub client in Ghost was vulnerable to JavaScript injection on posts shared by a maliciously customised ActivityPub server. This vulnerability is fixed in 3.1.0...

CVE-2026-53950

CVE-2026-53950 affects @tryghost/activitypub (Ghost’s ActivityPub client). Before 3.1.0, the ActivityPub client was susceptible to JavaScript injection on posts shared from a maliciously customized ActivityPub server. The issue is fixed in 3.1.0. The associated metrics indicate a high-severity im...

CVE-2026-50701

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...

CVE-2026-50712

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...

CVE-2026-50708

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...

CVE-2026-50709

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...

CVE-2026-50710

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...

CVE-2026-50705

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-2026-50711

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...

CVE-2026-50700

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-2026-38808

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...

CVE-2026-50711

CVE-2026-50711 affects Frappe Framework (17.0.0-dev). A Stored XSS exists in the Number Card component due to improper neutralization of user-controlled input. The connected documents confirm the vulnerability but do not specify exploit details, affected versions beyond 17.0.0-dev, or remediation...

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...

CVE-2026-50698

A Stored Cross-Site Scripting XSS vulnerability exists in Frappe Framework version 17.0.0-dev due to improper neutralization of user-controlled input before generating HTML output in the Audit Trail component...

CVE-2026-11878

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in OpenText Access Manager allows Cross-Site Scripting XSS. This issue affects Access Manager: from 5.1 through 5.1.2...

CVE-2026-50710

CVE-2026-50710 affects Frappe Framework 17.0.0-dev with a Stored XSS in the Number Card filters_config due to unsafe evaluation of user-controlled data. The root cause is evaluating user-provided data in the Number Card component, enabling script injection. Public references are to Fluid Attacks ...

CVE-2026-50710 Frappe Framework 17.0.0-dev - Stored XSS via eval in Number Card filters_config

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...