Access Restriction Bypass Affecting ghost package, versions >=4.0.0 <4.15.1>=3.18.0 <3.42.6


Severity

Recommended
0.0
medium
0
10

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  • Snyk IDSNYK-JS-GHOST-1658293
  • published24 Sept 2021
  • disclosed23 Sept 2021
  • creditUnknown

Introduced: 23 Sep 2021

CVE NOT AVAILABLE CWE-284  (opens in a new tab)

How to fix?

Upgrade ghost to version 4.15.1, 3.42.6 or higher.

Overview

ghost is a publishing platform

Affected versions of this package are vulnerable to Access Restriction Bypass. An error in the implementation of the member email change functionality allows unauthenticated users to change the email address of arbitrary member accounts to one they control by crafting a request to the relevant API endpoint, and validating the new address via magic link sent to the new email address.

References

CVSS Scores

version 3.1