Ghost CMS <=4.32 - Cross-Site Scripting

Ghost CMS 4.0.0 to 4.3.2 contains a DOM cross-site scripting vulnerability. An unused endpoint added during the development of 4.0.0 allows attackers to gain access by getting logged-in users to click a link containing malicious code. id: CVE-2021-29484 info: name: Ghost CMS =4.32 - Cross-Site...

Ghost CMS - User Enumeration

Ghost CMS 5.9.4 contains a user enumeration vulnerability in the login functionality. The application reveals whether a user account exists through different error messages, allowing attackers to enumerate valid user accounts via specially-crafted HTTP requests. id: CVE-2022-41697 info: name: Gho...

Ghost CMS Content API - SQL Injection

Ghost CMS before 6.19.1 is vulnerable to a blind SQL injection in the /ghost/api/content/tags/ endpoint via the filter parameter. This template checks for the vulnerability by sending a boolean-based payload. id: CVE-2026-26980 info: name: Ghost CMS Content API - SQL Injection author:...

Dormant GitHub Accounts Help Attackers Blend In While Mapping Corporate Orgs

Datadog Security Labs is warning of "several overlapping campaigns" that are systematically enumerating corporate GitHub organizations, repositories, and user accounts through the GitHub API. "Operators rely on automated scraping tooling with custom or legitimate-sounding user agents, leveraging...

CVE-2026-59817

Ghost is a Node.js content management system. From 6.27.0 before 6.44.0, Ghost's public donation checkout flow allowed an unauthenticated attacker to control donation checkout metadata and obtain full paid gift memberships for a minimal payment without exposing customer or member data or stealing...

CVE-2026-59817

Ghost is a Node.js content management system. From 6.27.0 before 6.44.0, Ghost's public donation checkout flow allowed an unauthenticated attacker to control donation checkout metadata and obtain full paid gift memberships for a minimal payment without exposing customer or member data or stealing...

CVE-2026-59817

Ghost is a Node.js content management system. Affects versions from 6.27.0 up to but not including 6.44.0; the public donation checkout flow allowed an unauthenticated attacker to control donation checkout metadata and obtain full paid gift memberships for a minimal payment, without exposing cust...

CVE-2026-59817 Ghost: Paid gift memberships obtainable at minimal cost via the donations feature

Ghost is a Node.js content management system. From 6.27.0 before 6.44.0, Ghost's public donation checkout flow allowed an unauthenticated attacker to control donation checkout metadata and obtain full paid gift memberships for a minimal payment without exposing customer or member data or stealing...

EUVD-2026-39027

Ghost: Cache-poisoning XSS in Ghost frontend via x-ghost-preview header...

BIT-GHOST-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...

BIT-GHOST-2026-53949 Ghost Content API filter bypass reveals private fields

Ghost is a Node.js content management system. From 5.46.1 until 6.21.2, the validation applied to filters on the public API endpoints could be partially bypassed, making it possible to reveal private fields via a brute force attack. If SQLite was used as the database password hashes were fully...

BIT-GHOST-2026-53948 Ghost: File Upload Content-Type Spoofing

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...

BIT-GHOST-2026-53947 Ghost: Member existence leak via magic link sign-in response

Ghost is a Node.js content management system. From 5.18.0 until 6.21.1, a discrepancy in responses from the members signin endpoints made it possible for an unauthenticated attacker to determine whether a given email address belongs to a registered member of a Ghost site. This vulnerability is...

BIT-GHOST-2026-53946 Ghost: Mobiledoc image-size fetch SSRF

Ghost is a Node.js content management system. From 6.19.4 until 6.21.1, when re-rendering posts, Ghost would refetch missing image dimensions by issuing an outbound HTTP request to the URL stored on an image card — without restricting that URL to trusted image hosts. An authenticated staff user...

BIT-GHOST-2026-53945 Ghost: Server-side request forgery via DNS rebinding in external request handling

Ghost is a Node.js content management system. From 6.0.9 until 6.21.1, Ghost’s private-IP check for outbound HTTP requests could be bypassed via DNS rebinding, allowing an attacker to coerce the Ghost server into reaching hosts on internal networks through features that issue external fetches. Th...

BIT-GHOST-2026-53944 Ghost: Private IP filtering bypass to make server-side requests to internal services

Ghost is a Node.js content management system. From 6.0.9 until 6.21.1, when making an external request, it is possible to bypass the IP filter that ensures the request isn't going to an internal service using an IPv6 literal which maps to a private IPv4 address. This vulnerability is fixed in...

BIT-GHOST-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-2026-57651

Contributor Cross Site Scripting XSS in Ghost Kit = 3.6.0 versions...

EUVD-2026-39766

Contributor Cross Site Scripting XSS in Ghost Kit = 3.6.0 versions...

CVE-2026-57651

The CVE-2026-57651 entry documents a Cross Site Scripting (XSS) vulnerability in the WordPress Ghost Kit plugin versions ≤ 3.6.0. The issue is described consistently across sources as Ghost Kit XSS, with a CVSS v3.1 base score of 6.5 (Medium) and an attack vector of Network, user interaction requ...