---
title: "CVE-2026-103283: Ghost - Authentication Bypass"
description: "Ghost 6.20.0 < 6.57.1 contains a broken authentication caused by improper session handling, letting authenticated staff users bypass two-factor authentication and impersonate other staff users, exploit requires valid staff credentials."
url: https://panop.io/threat-heartbeat/CVE-2026-103283/
---

# CVE-2026-103283 Ghost - Authentication Bypass

Ghost 6.20.0 < 6.57.1 contains a broken authentication caused by improper session handling, letting authenticated staff users bypass two-factor authentication and impersonate other staff users, exploit requires valid staff credentials.

CVSS base score 8.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.27% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103283)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

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

Published

1 October 2026

Updated

15 October 2026

Weakness

[CWE-613](https://cwe.mitre.org/data/definitions/613.html)

## Vendor fix

Upgrade to version 6.57.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103283](https://nvd.nist.gov/vuln/detail/CVE-2026-103283)
- [https://github.com/TryGhost/Ghost/security/advisories/GHSA-q55r-w7fh-rmh6](https://github.com/TryGhost/Ghost/security/advisories/GHSA-q55r-w7fh-rmh6)
- [https://www.vulncheck.com/advisories/ghost-6.20.0-before-6.57.1-authentication-bypass-via-session-handling](https://www.vulncheck.com/advisories/ghost-6.20.0-before-6.57.1-authentication-bypass-via-session-handling)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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