CVE-2023-40028
moderate-risk
Published 2023-08-15
Ghost is an open source content management system. Versions prior to 5.59.1 are subject to a vulnerability which allows authenticated users to upload files that are symlinks. This can be exploited to perform an arbitrary file read of any file on the host operating system. Site administrators can check for exploitation of this issue by looking for unknown symlinks within Ghost's `content/` folder. Version 5.59.1 contains a fix for this issue. All users are advised to upgrade. There are no known workarounds for this vulnerability.
Do I need to act?
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77.6% chance of exploitation in next 30 days
EPSS score — higher than 22% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.9/10
Medium
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (4)
45
/ 100
moderate-risk
Severity
20/34 · Moderate
Exploitability
20/34 · Moderate
Exposure
5/34 · Minimal