Skip to content
OpenAdvisories

Vendor

TryGhost

88 known vulnerabilities.

TryGhost at a glance

Last 12 months
82
Critical · all time
2
Exploited · all time
0
Public exploit · all time
4
New vulnerabilities per month · last 12 months
0 50 100 December 2025: 0 vulnerabilities Dec 2025 January 2026: 5 vulnerabilities February 2026: 1 vulnerability, 1 critical March 2026: 2 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 8 vulnerabilities, 1 critical Jun July 2026: 2 vulnerabilities August 2026: 9 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 55 vulnerabilities November 2026: 0 vulnerabilities
Show as table
MonthVulnerabilitiesCritical
Nov 202600
Oct 2026550
Sep 202600
Aug 202690
Jul 202620
Jun 202681
May 202600
Apr 202600
Mar 202620
Feb 202611
Jan 202650
Dec 202500
Nov 202500
Oct 202500
Sep 202500
Aug 202500
Jul 202500
Jun 202500
May 202500
Apr 202500
Mar 202500
Feb 202500
Jan 202500
Dec 202400

88 results · Feed

  • Medium 5.3

    ActivityPub Undo handler can unfollow or remove reposts on behalf of other accounts

    ActivityPub is a multi-tenant ActivityPub server for Ghost, built with Fedify. From 1.0.0 until 1.2.6, the `Undo` handler allows a remote federated server to cause the service to act on a `follow` or `repost` as though the activity came from a different accou…

  • Low 3.8

    Ghost: Path Traversal Vulnerability in Ghost ImageSize Service

    Ghost is a Node.js content management system. From 6.14.0 until 6.27.0, an input validation issue may have allowed staff users to access local files outside the intended data storage directories on the server. This issue is fixed in version 6.27.0.

  • Low 2.7

    Ghost: Server-Side Request Forgery in Webhook Trigger

    Ghost is a Node.js content management system. From 1.18.0 until 6.27.0, an SSRF vulnerability in the webhooks feature allowed staff users to probe internal hosts from the Ghost server. This issue is fixed in version 6.27.0.

  • Medium 6.5

    Ghost: Authorization Bypass in Comments Feature

    Ghost is a Node.js content management system. From 5.9.0 until 6.44.1, an input validation issue allowed members to access comments they were not authorized to access. This issue is fixed in version 6.44.1.

  • Medium 6.5

    Ghost: Authorization Issue Allowed Author Role to Delete any Post

    Ghost is a Node.js content management system. From 5.81.0 until 6.60.0, staff with the Author role could delete posts and pages that they did not author. This issue is fixed in version 6.60.0.

  • High 7.3

    Ghost: Stored XSS via File Uploads on Local Storage

    Ghost is a Node.js content management system. From 6.22.1 until 6.64.0, Ghost restricted the content type used to serve uploaded files to prevent browsers from executing them. On sites using the default local storage adapter, this restriction was not applied,…

  • Medium 4.3

    Ghost: Editors Could Promote Staff Users to Their Own Role

    Ghost is a Node.js content management system. From 0.5.0 until 6.64.0, staff users with the Editor or Super Editor role were able to assign their own role to Author and Contributor users, despite not having permission to assign that role. This issue is fixed …

  • High 7.2

    Ghost: Remote Code Execution via Theme Translation Files

    Ghost is a Node.js content management system. From 6.10.3 until 6.64.0, a vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to execute arbitrary code on the server via a crafted theme. This issue is fixed in versi…

  • Medium 4.9

    Ghost: Path Traversal via Locale Setting

    Ghost is a Node.js content management system. From 1.20.0 until 6.64.0, a vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to read JSON files outside of the active theme's directory, potentially exposing server c…

  • High 7.5

    Ghost: Invite Token Disclosure in Ghost Admin API

    Ghost is a Node.js content management system. From 4.39.0 until 6.64.0, staff users with permission to view staff invites were able to discover the secret token of pending invites, including invites for roles with higher privileges than their own. This could …

  • Low 3.1

    Ghost: Password Hash Ordering Disclosure in Ghost Admin API

    Ghost is a Node.js content management system. From 0.7.2 until 6.64.0, any staff-level user was able to determine the relative ordering of other staff users' hashed passwords. This does not directly disclose password hashes, and does not provide a practical p…

  • High 7.3

    Ghost: Stored XSS via Bookmark Card Images

    Ghost is a Node.js content management system. From 5.94.0 until 6.64.0, when creating a bookmark card, Ghost could store non-image files fetched from an external website as bookmark icons or thumbnails. This allowed any staff user, including Contributors, to …

  • High 8.1

    Ghost: Stored XSS via oEmbed Photo Responses

    Ghost is a Node.js content management system. From 2.1.0 until 6.64.0, embedding a URL from an attacker-controlled website could result in untrusted scripts being stored in post content. These scripts could run in the Ghost editor, on the published site, and …

  • High 7.3

    Ghost: Stored XSS via SVG Uploads Bypassing Sanitization

    Ghost is a Node.js content management system. From 4.22.0 until 6.65.0, SVG media thumbnails and SVG images uploaded with a non-SVG file extension were stored without sanitization. This allowed any staff user, including Contributors, to host scripts on the si…

  • Medium 4.0

    Ghost: Private IP Filtering Bypass via IPv6 Transition Addresses

    Ghost is a Node.js content management system. From 6.0.9 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network on…

  • Medium 4.0

    Ghost: Server-Side Request Forgery in Bookmark Fetching

    Ghost is a Node.js content management system. From 6.54.1 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network. …

  • Medium 4.9

    Ghost: Regular Expression Denial of Service in Content Import

    Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, a crafted content import file could cause excessive CPU usage, making the Ghost server unresponsive. Exploiting this requires Administrator access. This issue is fixed in version 6.67.0.

  • Medium 4.9

    Ghost: Regular Expression Denial of Service in External Media Inliner

    Ghost is a Node.js content management system. From 5.37.0 until 6.67.0, a crafted request to the external media inliner could cause excessive CPU usage, making the Ghost server unresponsive. Exploiting this requires Administrator access. This issue is fixed i…

  • Medium 6.8

    Ghost: Stored XSS via SVG Files in Content Imports

    Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, SVG images included in content imports were stored without sanitization. An attacker who convinced an Administrator to import a crafted file could host scripts on the site's domain, possib…

  • High 7.3

    Ghost: Stored XSS via Embed Card Previews

    Ghost is a Node.js content management system. From version 6.34.0 until 6.67.0, embed cards in the Ghost editor could bypass protections against stored cross-site scripting. Any staff user, including Contributors, could store scripts in post content that ran …

  • High 8.8

    Ghost: Remote Code Execution via Bookmark Card Images

    Ghost is a Node.js content management system. From 6.56.0 until 6.67.0, an image processing library bundled with Ghost contained a vulnerability in its SVG handling. Any staff user, including Contributors, could create a bookmark card for an attacker-controll…

  • High 7.2

    Ghost from 6.10.3 before 6.64.0 RCE via Theme Translation Files

    Ghost from 6.10.3 before 6.64.0 contains a remote code execution vulnerability that allows authenticated administrators to run code by abusing theme translation file loading. Attackers with administrator access can upload a crafted theme containing malicious …

  • Medium 4.9

    Ghost 1.20.0 before 6.64.0 Path Traversal via Locale Setting

    Ghost from 1.20.0 before 6.64.0 contains a path traversal vulnerability in theme translation file loading that allows authenticated administrators to read JSON files outside the active theme directory. Attackers can manipulate the locale setting to load JSON …

  • High 7.5

    Ghost 4.39.0 before 6.64.0 Invite Token Disclosure via Admin API

    Ghost from 4.39.0 before 6.64.0 contains an information disclosure vulnerability in the Admin API that allows staff users to view secret tokens of pending staff invites. Staff users with invite viewing permission can accept pending invites for higher-privileg…

  • Low 3.1

    Ghost 0.7.2 before 6.64.0 Password Hash Ordering Disclosure via Admin API

    Ghost from 0.7.2 before 6.64.0 contains an information disclosure vulnerability in the Admin API that allows staff-level users to determine the relative ordering of other staff users' password hashes. Authenticated staff users can query the Admin API to infer…

  • High 8.1

    Ghost from 2.5.0 before 6.64.0 Stored XSS via oEmbed Photo Responses

    Ghost from 2.5.0 before 6.64.0 contains a stored cross-site scripting vulnerability that allows attackers to inject untrusted scripts into post content via oEmbed photo responses. Attackers can host malicious oEmbed photo responses so that embedding their URL…

  • High 7.3

    Ghost 5.94.0 before 6.64.0 Stored XSS via Bookmark Card Images

    Ghost from 5.94.0 before 6.64.0 contains a stored cross-site scripting vulnerability that allows staff users, including Contributors, to host arbitrary HTML by abusing bookmark card image fetching. Attackers can create bookmark cards that store non-image file…

  • Medium 4.3

    Ghost 0.5.0 before 6.64.0 Privilege Escalation via Staff Role Assignment

    Ghost 0.5.0 before 6.64.0 does not correctly restrict staff role assignment, allowing users with the Editor or Super Editor role to assign their own role to other staff despite lacking permission to do so. An authenticated Editor or Super Editor can promote A…

  • High 7.3

    Ghost 6.22.1 before 6.64.0 Stored XSS via Local Storage File Uploads

    Ghost from 6.22.1 before 6.64.0 contains a stored cross-site scripting vulnerability that allows staff users to host scripts by uploading files served with extension-derived content types on the default local storage adapter. Attackers can upload script-beari…

  • High 8.0

    Ghost 0.5.3 before 6.50.0 Cross-Site Scripting via ghost_head

    Ghost versions from 0.5.3 through versions prior to 6.50.0 fail to sanitize the data placed in the JSON-LD HTML tag emitted by the {{ghost_head}} helper. An authenticated user with limited privileges can inject unescaped content that is rendered as script in …

  • Medium 6.4

    Ghost 3.20.2 before 6.51.0 SSRF via image-size fetch

    Ghost versions from 3.20.2 before 6.51.0 contain a server-side request forgery vulnerability in image dimension refetching that allows authenticated staff users to trigger outbound HTTP requests to arbitrary URLs. Attackers can point image cards at attacker-c…

  • Medium 6.5

    Ghost 5.9.0 before 6.44.1 Authorization Bypass via Comments

    Ghost from 5.9.0 before 6.44.1 contains an input validation issue in the comments feature that allows authenticated members to access comments they are not authorized to view, resulting in disclosure of restricted comment data.

  • Low 3.8

    Ghost 6.14.0 before 6.27.0 Path Traversal via ImageSize

    Ghost versions 6.14.0 through versions prior to 6.27.0 contain a path traversal vulnerability in the ImageSize service. Insufficient input validation of user-supplied file paths may allow authenticated staff users to access local files outside the intended da…

  • Medium 6.5

    Ghost 5.9.0 before 6.44.1 Authorization Bypass via Comment Like

    Ghost, an open-source publishing platform, contains an input validation flaw in its comment like feature in versions from 5.9.0 before 6.44.1. An authenticated member can delete comment likes or dislikes belonging to other users that they are not authorized t…

  • High 7.3

    Ghost 2.21.0 before 6.56.0 Privilege Escalation via Notifications

    Ghost versions from 2.21.0 before 6.56.0 contain a privilege escalation vulnerability in the notifications system that allows low-privilege staff users to escalate to higher-privilege staff roles. Attackers with low-privilege staff access can exploit the noti…

  • Low 2.7

    Ghost 1.18.0 before 6.27.0 Server-Side Request Forgery via Webhook

    Ghost versions 1.18.0 before 6.27.0 contain a server-side request forgery vulnerability in the webhooks feature that allows staff users to probe internal hosts. Attackers with staff privileges can craft webhook requests to access internal network resources fr…

  • Medium 4.3

    Ghost 5.19.0 before 6.57.1 Cross-Site Request Forgery

    Ghost versions from 5.19.0 before 6.57.1 contain a cross-site request forgery vulnerability in the post feedback functionality that allows attackers to submit feedback on behalf of logged-in users. Attackers can craft a malicious link to the feedback page tha…

  • Medium 4.3

    Ghost 5.125.1 before 6.57.1 Information Disclosure via Feedback

    Ghost versions from 5.125.1 before 6.57.1 contain an information disclosure vulnerability in the Admin Feedback endpoint that allows unauthorized staff users to access member data. Attackers with staff privileges can query the feedback endpoint to retrieve se…

  • Medium 4.3

    Ghost 0.5.0 before 6.23.0 Multiple Account Creation via Invite Token

    Ghost versions 0.5.0 before 6.23.0 contain a concurrency issue in the staff invitation acceptance mechanism that allows multiple accounts to be created from a single invite token. Attackers can exploit this race condition by submitting concurrent requests wit…

  • High 8.1

    Ghost 6.20.0 before 6.57.1 Authentication Bypass via Session Handling

    Ghost versions 6.20.0 before 6.57.1 contain a session handling vulnerability that allows authenticated staff users to log in as any other staff user with only the password, bypassing two-factor authentication. Attackers with valid staff credentials can exploi…