Arbitrary file upload in Ghost
CVE-2022-28397
An arbitrary file upload vulnerability in the file upload module of Ghost CMS v4.42.0 allows attackers to execute arbitrary code via a crafted file. NOTE: Vendor states as detailed in Ghost's security documentation, files can only be uploaded and published by trusted users, this is intentional.
Vulnerability class: Unrestricted File Upload
EPSS: 0.033 (87.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Ghost — versions 4.42.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Product, x_refsource_MISC)
- cve@mitre.org (Product, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Product, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-28397?
- CVE-2022-28397 is a critical-severity vulnerability in Ghost, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2022-04-12.
- How severe is CVE-2022-28397?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-28397 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.