PT-2026-67863

Name of the Vulnerable Software and Affected Versions Ghost versions 5.26.0 through 6.54.0 Description The Universal Import feature in Ghost Admin fails to properly sanitize imported content, which leads to Cross-Site Scripting XSS within post content. XSS is a security flaw where malicious scrip...

CVE-2026-70590: Exposure of Sensitive Information to an Unauthorized Actor

Ghost is a Node.js content management system. Prior to 6.54.1, any staff-level user was able to leak the hashed passwords of other staff users through the Ghost Admin API. An offline password-guessing attack against the hashes could lead to account takeover if successful, but Device Verification...

CVE-2026-70594: Session Fixation

Ghost is a Node.js content management system. From 2.2.0 until 6.54.1, Ghost Admin did not invalidate existing sessions on login which could have allowed for session fixation attacks. Successful exploitation would have required another vulnerability on the same domain where Ghost Admin was hosted...

CVE-2026-22597: Server-Side Request Forgery (SSRF)

Ghost is a Node.js content management system. In versions 5.38.0 through 5.130.5 and 6.0.0 through 6.10.3, a vulnerability in Ghost’s media inliner mechanism allows staff users in possession of a valid authentication token for the Ghost Admin API to exfiltrate data from internal systems via SSRF...

GHSA-GJRP-XGMH-X9QQ Ghost has SQL Injection in Members Activity Feed

Impact A vulnerability in Ghost's /ghost/api/admin/members/events endpoint allows users with authentication credentials for the Admin API to execute arbitrary SQL. Vulnerable versions This vulnerability is present in Ghost v5.90.0 to v5.130.5 to and Ghost v6.0.0 to v6.10.3. Patches v5.130.6 and...

CVE-2021-29484

Ghost is a Node.js CMS. An unused endpoint added during the development of 4.0.0 has left sites vulnerable to untrusted users gaining access to Ghost Admin. Attackers can gain access by getting logged in users to click a link containing malicious code. Users do not need to enter credentials and m...

PT-2021-18246 · Ghost · Ghost

Name of the Vulnerable Software and Affected Versions: Ghost versions 4.0.0 through 4.3.2 Description: An unused endpoint added during the development of 4.0.0 has left sites vulnerable to untrusted users gaining access to Ghost Admin. Attackers can gain access by getting logged in users to click...

CVE-2021-29484: Improper Neutralization of Input During Web Page Generation

Ghost is a Node.js CMS. An unused endpoint added during the development of 4.0.0 has left sites vulnerable to untrusted users gaining access to Ghost Admin. Attackers can gain access by getting logged in users to click a link containing malicious code. Users do not need to enter credentials and m...