CVE-2026-29053
Ghost Vulnerable to Remote Code Execution via Malicious Themes
- Published
- Mar 5, 2026
- Updated
- Mar 5, 2026
- Assigning CNA
- GitHub_M
- Evidence observed
- Aug 25, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 88.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
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.
Sources
3Proof-of-concept exploit for Ghost CMS remote code execution via prototype pollution in jsonpath and static-eval, with a vulnerable environment setup and usage instructions.
- CVE-2026-29053Exploit
(RCE) vulnerability discovered in Ghost CMS (specifically affecting versions 0.7.2 through 6.19.0)
Responsible use
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