CVE-2026-70596

MediumCVSS 4.3/10Last modified Oct 24, 2026

Description

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.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published
Aug 5, 2026
Last modified
Oct 24, 2026
NVD status
Deferred

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CVE-2026-70596: Medium severity, CVSS 4.3 | Vulnix