p PatchFirst

CVE-2026-70596

CVE-2026-70596 · Ghost: Cross-Site Scripting in Feature Image Captions

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Ghost is a Node.js content management system. From 4.9.0 until 6.54.1, an input validation issue allowed any staff user to create a post with content in feature_image_caption that could be used to hijack another staff user's Ghost Admin session, resulting in privilege escalation. This issue is fixed in 6.54.1.

CVSS 4.3 · Medium · EPSS 0.3% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • ghost

    Versions
    • >= 4.9.0, < 6.54.1: Affected

    No fix published

  • ghost npm

    Affected ranges
    • SEMVER: ≥ 4.9.0, < 6.54.1

    Update to 6.54.1

Original sources

Check your server →