Is CVE-2026-103284 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-103284 being exploited in the wild.

How severe is CVE-2026-103284?

Medium severity, with a CVSS score of 4.3, published 1 October 2026.

Which products and versions are affected?

TryGhost Ghost 5.125.1 to 6.57.0.

Is there a fix for CVE-2026-103284?

Yes: fixed in 6.57.1. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

How is CVE-2026-103284 attacked?

It is attacked over the network.

Am I affected by CVE-2026-103284?

Check whether you run TryGhost Ghost at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

CVE-2026-103284: Ghost information disclosure in Admin Feedback endpoint

CVE-2026-103284 · Severity: medium · CVSS 4.3 · Published 2026-10-01

Ghost is a popular open-source platform for creating and managing blogs and publications. A vulnerability in the Admin Feedback endpoint allows staff members with lower privileges to view sensitive member data they should not have access to. An attacker with staff-level access could retrieve customer or subscriber information without proper authorization, potentially leading to privacy breaches.

Technologies: TryGhost Ghost. Vendors: TryGhost.

Quick answers

Is CVE-2026-103284 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-103284 being exploited in the wild.
How severe is CVE-2026-103284?: Medium severity, with a CVSS score of 4.3, published 1 October 2026.
Which products and versions are affected?: TryGhost Ghost 5.125.1 to 6.57.0.
Is there a fix for CVE-2026-103284?: Yes: fixed in 6.57.1. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-103284 attacked?: It is attacked over the network.
Am I affected by CVE-2026-103284?: Check whether you run TryGhost Ghost at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

Fixed in: 6.57.1

Technical details

The vulnerability is an incorrect authorization check (CWE-863) in the Admin Feedback endpoint. Staff users with lower privileges can query the endpoint to retrieve member data due to missing or insufficient authorization controls. The attack requires network access and low-level staff privileges, but no user interaction, and results in limited disclosure of member data.

Affected products

TryGhost Ghost 5.125.1 to 6.57.0

Timeline

2026-08-13: disclosed
2026-10-01: advisory

References

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