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7.8

Ghost allows attackers to submit feedback as logged-in users

CVE-2026-103285 · published 1 month ago
Summary

Versions of Ghost from 5.19.0 up to but not including 6.57.1 let a malicious link cause feedback to be posted on behalf of a logged‑in member. This can happen without the user noticing and could be used to spread unwanted or harmful content. Upgrade Ghost to version 6.57.1 or later, or apply the vendor’s patch, and monitor feedback entries for any unexpected submissions.

What to do
  • Update ghost to version 6.57.1.
  • Update tryghost ghost to version 6.57.1 or later.
Affected software
Ecosystem VendorProductAffected versions
– tryghost ghost < 6.57.1
Bitnami – ghost >= 5.19.0, < 6.57.1
Fix: upgrade to 6.57.1
Original advisory text
Ghost 5.19.0 before 6.57.1 Cross-Site Request Forgery
Ghost versions from 5.19.0 before 6.57.1 contain a cross-site request forgery vulnerability in the post feedback functionality that allows attackers to submit feedback on behalf of logged-in users. Attackers can craft a malicious link to the feedback page that automatically submits feedback when visited by authenticated members without their knowledge or consent.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
7.8 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-352Cross-Site Request Forgery (CSRF)
Timeline
Published1 Oct 2026
Updated9 Oct 2026
First seen1 Oct 2026
Sources
CVE-2026-103285 · NVD
CVE-2026-103285 · MITRE
CVE-2026-103285 · OSV
GHSA-mf3j-vxq2-vmc4 · GHSA
BIT-ghost-2026-103285 · OSV
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