CVE-2023-40028 EXPLOIT
4.9
MEDIUM · CVSS 3.1 · EPSS 68.7% (pctl 99)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 4.9 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
| EPSS | 68.74% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-22 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2023-08-15 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| ghost | ghost |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Ghost CMS 5.59.1 - Arbitrary File Read | 2025-08-11 |
References
- https://github.com/TryGhost/Ghost/commit/690fbf3f7302ff3f77159c0795928bdd20f41205
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-9c9v-w225-v5rg
- https://github.com/TryGhost/Ghost/commit/690fbf3f7302ff3f77159c0795928bdd20f41205
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-9c9v-w225-v5rg
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