CVE-2026-103267

Ghost versions before 6.62.0 contain an authentication bypass vulnerability in staff invite acceptance that allows users to specify any email address when creating their account. Attackers can accept leaked invite tokens with attacker-controlled email addresses, or legitimate recipients can...

CVE-2026-103266

Ghost versions 5.2.0 through versions prior to 6.62.0 allow a remote attacker, without authentication, to abuse the Stripe Checkout flow to attach a paid subscription to an existing member, modify that member's name, and inject content into newsletters sent to the member. Depending on the...

CVE-2026-103292 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 ghosthead helper. An authenticated user with limited privileges can inject unescaped content that is rendered as script in the published page, potentially leading to...

CVE-2026-103292 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 ghosthead helper. An authenticated user with limited privileges can inject unescaped content that is rendered as script in the published page, potentially leading to...

CVE-2026-103292

Ghost versions from 0.5.3 through versions prior to 6.50.0 are vulnerable to a Cross-Site Scripting (XSS) flaw. The root cause is a failure to sanitize data placed in the JSON-LD HTML tag emitted by the {{ghost_head}} helper . An authenticated user with limited privileges can inject unescaped con...

EUVD-2026-90685

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 ghosthead helper. An authenticated user with limited privileges can inject unescaped content that is rendered as script in the published page, potentially leading to...

CVE-2026-103292 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 ghosthead helper. An authenticated user with limited privileges can inject unescaped content that is rendered as script in the published page, potentially leading to...

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-2026-103291 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...

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...

CVE-2026-103291

Ghost versions from 3.20.2 before 6.51.0 are vulnerable to a server-side request forgery (SSRF) in the image dimension refetching functionality. This flaw allows authenticated staff users to trigger outbound HTTP requests to arbitrary URLs. An attacker can exploit this by pointing image cards at ...

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...

CVE-2026-103290 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 data storage directories on the server...

CVE-2026-103290 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 data storage directories on the server...

CVE-2026-103289 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...

CVE-2026-103290

Ghost versions 6.14.0 through 6.27.0 (prior to 6.27.0) are vulnerable to a path traversal vulnerability in the ImageSize service. The root cause is insufficient input validation of user-supplied file paths, which may allow authenticated staff users to access local files outside the intended data ...

EUVD-2026-90683

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 data storage directories on the server...

CVE-2026-103290 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 data storage directories on the server...

CVE-2026-103289 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...

CVE-2026-103289 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...