EUVD-2026-91424

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 files from external websites as icons or...

CVE-2026-104411 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-bearing files to the site's domain to...

CVE-2026-104411 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-bearing files to the site's domain to...

EUVD-2026-91422

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-bearing files to the site's domain to...

CVE-2026-104411 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-bearing files to the site's domain to...

CVE-2026-104411

Ghost versions 6.22.1 before 6.64.0 are vulnerable to a stored cross-site scripting (XSS) vulnerability. The flaw exists because the default local storage adapter allows staff users to upload files served with extension-derived content types , enabling them to host malicious scripts. An attacker ...

CVE-2026-104411

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-bearing files to the site's domain to...

CVE-2026-104411: Improper Neutralization of Input During Web Page Generation

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-bearing files to the site's domain to...

PT-2026-104224

Name of the Vulnerable Software and Affected Versions Ghost versions 5.94.0 through 6.63.0 Description A stored cross-site scripting issue exists that allows staff users, such as Contributors, to host arbitrary HTML. This is achieved by abusing the bookmark card image fetching mechanism, where...

PT-2026-104222

Name of the Vulnerable Software and Affected Versions Ghost versions 6.22.1 through 6.63.x Description A stored cross-site scripting issue exists where staff users can host malicious scripts by uploading files that are served with extension-derived content types using the default local storage...

CVE-2026-104413: Improper Neutralization of Input During Web Page Generation

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 files from external websites as icons or...

CVE-2026-103286

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 notifications system to gain elevated...

CVE-2026-103273

Ghost versions 4.3.0 before 6.58.0 contain an authentication bypass vulnerability where lower-privilege staff users can use staff tokens to bypass post editing restrictions. Attackers with staff credentials can leverage tokens to edit posts beyond their assigned privilege level...

CVE-2026-103291 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-controlled hosts or internal network...

EUVD-2026-90684

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-controlled hosts or internal network...

CVE-2026-103287 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 from the Ghost server...

CVE-2026-103287 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 from the Ghost server...

EUVD-2026-90680

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 from the Ghost server...

CVE-2026-103283 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 exploit improper session management to...

CVE-2026-103283

Ghost versions 6.20.0 before 6.57.1 are affected by a session handling vulnerability. This flaw allows authenticated staff users to log in as any other staff member by providing only a password, effectively bypassing two-factor authentication . Attackers with valid staff credentials can exploit t...