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CVE-2026-105678— Ghost: Editors Could Promote Staff Users to Their Own Role

Quick assessment

Affected
TryGhost Ghost
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ghost 是一个基于 Node.js 的内容管理系统。从版本 0.5.0 到 6.64.0，拥有“编辑者”（Editor）或“超级编辑者”（Super Editor）角色的员工用户，可以在未获得相应权限的情况下，将自身角色分配给“作者”（Author）或“贡献者”（Contributor）用户。此漏洞已在版本 6.64.0 中得到修复。

CVSS 4.3 · Medium

Possible ATT&CK Techniques 1 AI

T1136.003 · Cloud Account

Affected Version Matrix 1

VendorProduct Version RangeStatus
TryGhost Ghost >= 0.5.0, < 6.64.0 affected
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I. Basic Information for CVE-2026-105678

Vulnerability Information
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Vulnerability Title
Ghost: Editors Could Promote Staff Users to Their Own Role
Source: CVE Program / CVE List V5
Vulnerability Description
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 in version 6.64.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
TryGhost Ghost >= 0.5.0, < 6.64.0 -

II. Public POCs for CVE-2026-105678

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III. Intelligence Information for CVE-2026-105678

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Vendor Advisories for CVE-2026-105678 (1)

Other References for CVE-2026-105678 (3)

Same Patch Batch · TryGhost · 2026-10-05 · 20 CVEs total

CVE-2026-105642 8.8 HIGH Ghost: Remote Code Execution via Bookmark Card Images
CVE-2026-105650 8.1 HIGH Ghost: Stored XSS via oEmbed Photo Responses
CVE-2026-105675 7.5 HIGH Ghost: Invite Token Disclosure in Ghost Admin API
CVE-2026-105679 7.3 HIGH Ghost: Stored XSS via File Uploads on Local Storage
CVE-2026-105643 7.3 HIGH Ghost: Stored XSS via Embed Card Previews
CVE-2026-105651 7.3 HIGH Ghost: Stored XSS via Bookmark Card Images
CVE-2026-105649 7.3 HIGH Ghost: Stored XSS via SVG Uploads Bypassing Sanitization
CVE-2026-105677 7.2 HIGH Ghost: Remote Code Execution via Theme Translation Files
CVE-2026-105644 6.8 MEDIUM Ghost: Stored XSS via SVG Files in Content Imports
CVE-2026-105681 6.5 MEDIUM Ghost: Authorization Bypass in Comments Feature
CVE-2026-105680 6.5 MEDIUM Ghost: Authorization Issue Allowed Author Role to Delete any Post
CVE-2026-105646 4.9 MEDIUM Ghost: Regular Expression Denial of Service in Content Import
CVE-2026-105676 4.9 MEDIUM Ghost: Path Traversal via Locale Setting
CVE-2026-105645 4.9 MEDIUM Ghost: Regular Expression Denial of Service in External Media Inliner
CVE-2026-105647 4.0 MEDIUM Ghost: Server-Side Request Forgery in Bookmark Fetching
CVE-2026-105648 4.0 MEDIUM Ghost: Private IP Filtering Bypass via IPv6 Transition Addresses
CVE-2026-105683 3.8 LOW Ghost: Path Traversal Vulnerability in Ghost ImageSize Service
CVE-2026-105652 3.1 LOW Ghost: Password Hash Ordering Disclosure in Ghost Admin API
CVE-2026-105682 2.7 LOW Ghost: Server-Side Request Forgery in Webhook Trigger

IV. Related Vulnerabilities

Same product: Ghost
Same vendor: TryGhost
Same weakness: CWE-269

V. Comments for CVE-2026-105678

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