Ghost versions 5.8.0 before 6.34.0 contain an input validation vulnerability in the admin iframe that allows attackers to take over staff user accounts. Attackers with content publishing privileges can craft malicious pages that, when visited by active staff users, enable account takeover through improper input validation.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
TryGhost Ghost unaffected
Version Status Constraints
5.8.0 affected < 6.34.0
6.34.0 unaffected —

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No data.

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Project Subscriptions

Vendors Products
Ghost Subscribe
Ghost Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/TryGhost/Ghost/security/advisories/GHSA-5pxf-whwv-g54g cve-icon cve-icon
https://www.vulncheck.com/advisories/ghost-5.8.0-before-6.34.0-staff-account-takeover-via-admin-iframe cve-icon cve-icon
History

Thu, 01 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Description Ghost versions 5.8.0 before 6.34.0 contain an input validation vulnerability in the admin iframe that allows attackers to take over staff user accounts. Attackers with content publishing privileges can craft malicious pages that, when visited by active staff users, enable account takeover through improper input validation.
Title Ghost 5.8.0 before 6.34.0 Staff Account Takeover via Admin iframe
First Time appeared Ghost
Ghost ghost
Weaknesses CWE-23
CPEs cpe:2.3:a:ghost:ghost:*:*:*:*:*:*:*:*
Vendors & Products Ghost
Ghost ghost
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-01T10:42:15.359Z

Reserved: 2026-09-30T10:59:00.638Z

Link: CVE-2026-103278

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-01T11:17:23.567

Modified: 2026-10-01T11:17:23.567

Link: CVE-2026-103278

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T13:15:08Z

Weaknesses