CVE-2026-103288

Medium

Description

Ghost, an open-source publishing platform, contains an input validation flaw in its comment like feature in versions from 5.9.0 before 6.44.1. An authenticated member can delete comment likes or dislikes belonging to other users that they are not authorized to delete, resulting in an authorization bypass and unauthorized modification of comment engagement data.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Ghost

PublishedOct 1, 2026

First seenOct 1, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

ghost6.44.1 or later

Vendor advisories

github.com/TryGhost/Ghost/security/advisories/GHSA-qrh6-cwg3-343x

Affected products

Product	Affected versions	Fixed in
ghostnpm	5.9.0 ≤ v < 6.44.1	6.44.1

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