CVE-2023-41599
MediumExploitedPublic exploitAn issue in the component /common/DownController.java of JFinalCMS v5.0.0 allows attackers to execute a directory traversal.
Published Sep 18, 2023 · Updated Aug 12, 2026
Key Facts
Patch immediately- CVE-2023-41599 is a medium-severity vulnerability (CVSS 5.3 v3.1) affecting Jfinalcms (Jfinalcms Project).
- It is exploited in the wild, listed in Industry KEV feed since Jun 8, 2025. Public exploit code is available.
- EPSS estimates a 12% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS (30-day exploit likelihood)
12%
Higher than 96.1% of all scored CVEs
Exploited in the wild
Yes
1 catalog listing
Public exploit code
Available
Proof-of-concept or weaponized module
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Description
An issue in the component /common/DownController.java of JFinalCMS v5.0.0 allows attackers to execute a directory traversal.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| Industry KEV feed | Jun 8, 2025 | n/a | Not reported |
Required action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| JfinalcmsJfinalcms Project | 5.0.0 | n/a |
Timeline
Publicly disclosed
Sep 18, 2023
Added to Industry KEV feed
Jun 8, 2025
Last updated
Aug 12, 2026
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
FAQ
Common Questions.
An issue in the component /common/DownController.java of JFinalCMS v5.0.0 allows attackers to execute a directory traversal.
Affected: Jfinalcms (Jfinalcms Project) versions 5.0.0. The full list is in the CVE brief.
It is exploited in the wild, listed in Industry KEV feed since Jun 8, 2025.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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