Vulnerability Report

CVE-2026-29053

RCE

Title: Ghost CMS arbitrary code execution via malicious themes

RCE

Proof Of Concept

PoC Available for CVE-2026-29053

CWE Category CWE-74

Published Date Mar 05, 2026

Modified Date Mar 09, 2026

Exploit Status Available

Score 7.6 CVSS v3.1

Exploit Probability (EPSS)

0.37%

Vulnerability Summary

CVE-2026-29053: Ghost is a Node.js content management system. From version 0.7.2 to 6.19.0, specifically crafted malicious themes can execute arbitrary code on the server running Ghost. This issue has been patched in version 6.19.1.

Impacted Vendors

ghost 1

Reference Links

https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.6

Attack Vector

NETWORK

Complexity

HIGH

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

CVSS v3.1

Source Entity [email protected]

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-29053 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/rootxran/CVE-2026-29053

View Code

March 09, 2026 MODIFIED

Vulnerability data updated via NVD.

March 09, 2026 MODIFIED

Vulnerability data updated via NVD.

March 05, 2026 MODIFIED

Vulnerability data updated via NVD.

March 05, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity HIGH

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.