Ghost: File Upload Content-Type Spoofing

Impact 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 installations that serve uploaded files from the same origin as the...

NPM: Ghost: File Upload Content-Type Spoofing

NPM: Ghost: File Upload Content-Type Spoofing vulnerability discovered by ? in WordPress Npm ghost versions = 6.19.4, 6.21.1...

EUVD-2026-39021

Ghost: File Upload Content-Type Spoofing...

GHSA-944X-PM95-3JPR Ghost: File Upload Content-Type Spoofing

Impact 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 installations that serve uploaded files from the same origin as the...

Ghost: Cross-Site Scripting in Universal Import

Impact The Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. Vulnerable versions This vulnerability is present in Ghost from v5.26.0 up to v6.54.0. Patches v6.54.1 contains a fix for this issue. How to update For self-hosters...

GHSA-2GX6-7GX2-WWCF Ghost: Cross-Site Scripting in Universal Import

Impact The Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. Vulnerable versions This vulnerability is present in Ghost from v5.26.0 up to v6.54.0. Patches v6.54.1 contains a fix for this issue. How to update For self-hosters...

Cross-site Scripting (XSS)

Overview ghost is a publishing platform Affected versions of this package are vulnerable to Cross-site Scripting XSS via the Universal Import process. An attacker can inject malicious scripts into post content by importing specially crafted data. Details Cross-site scripting or XSS is a code...

NPM: Ghost: Cross-Site Scripting in Universal Import

NPM: Ghost: Cross-Site Scripting in Universal Import vulnerability discovered by ? in WordPress Npm ghost versions = 5.26.0, 6.54.1...

CVE-2026-70588 Ghost: Cross-Site Scripting in Universal Import

Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1...

CVE-2026-70588

Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1...

CVE-2026-70588 Ghost: Cross-Site Scripting in Universal Import

Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1...

EUVD-2026-52928

Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1...

CVE-2026-70588 Ghost: Cross-Site Scripting in Universal Import

Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1...

CVE-2026-70588

CVE-2026-70588 affects the Ghost CMS (Node.js). From 5.26.0 through 6.54.1, the Universal Import feature in Ghost Admin did not properly sanitize imported content, causing an XSS in post content. The issue has been fixed in version 6.54.1. Affected versions should upgrade to 6.54.1 or later to re...

WordPress WP Ghost (Hide My WP Ghost) plugin < 7.0.05 - IP Address Spoofing vulnerability

IP Address Spoofing vulnerability discovered by Yaswanth Reddy Sunkara in WordPress Plugin Hide My WP Ghost versions 7.0.05...

Important: unbound

Issue Overview: In NLnet Labs Unbound 1.16.2 up to and including 1.25.1, a similar vulnerability as with CVE-2026-40622 in the 'ghost domain names' family of attacks was found in Unbound that could extend the ghost domain window by up to one cached TTL configured value for A/AAAA glue records...

PT-2026-67918

Impact A vulnerability in custom themes allowed a staff user to write files outside of the uploads directory. This could be used to alter the behavior of the installation. Vulnerable versions This vulnerability is present in Ghost from v0.10.0 up to v6.54.0. Patches v6.54.1 contains a fix for thi...

PT-2026-67913

Impact 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. Vulnerable versions This vulnerability is present in Ghost fro...

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...

PT-2026-67925

Impact Any staff-level user was able to leak the hashed passwords of other staff users. An offline password-guessing attack against the hashes could lead to account takeover if successful, but Device Verification should have prevented an attacker from logging in with a recovered password. Dependi...