| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.2 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as critical, has been found in CMSimple 5.15. This affects the function Extensions_userfiles. The manipulation leads to file descriptor.
This vulnerability is uniquely identified as CVE-2024-58280. The attack is possible to be carried out remotely. Moreover, an exploit is present.
Details
A vulnerability was found in CMSimple 5.15 and classified as critical. This issue affects the function Extensions_userfiles. The manipulation with an unknown input leads to a file descriptor vulnerability. Using CWE to declare the problem leads to CWE-403. A process does not close sensitive file descriptors before invoking a child process, which allows the child to perform unauthorized I/O operations using those descriptors. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
CMSimple 5.15 contains a remote command execution vulnerability that allows authenticated attackers to modify file extensions and upload malicious PHP files. Attackers can append ',php' to Extensions_userfiles and upload a shell script to the media directory to execute arbitrary code on the server.
The weakness was disclosed by Ahmet Ümit Bayram as 52040. The advisory is shared at exploit-db.com. The identification of this vulnerability is CVE-2024-58280 since 12/10/2025. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known.
The exploit is available at exploit-db.com. It is declared as proof-of-concept.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the databases at Exploit-DB (52040) and EUVD (EUVD-2024-55318). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 7.6VulDB Meta Temp Score: 7.2
VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: File descriptorCWE: CWE-403
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Exploit-DB: 🔒
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
12/10/2025 CVE reserved12/11/2025 Advisory disclosed
12/11/2025 VulDB entry created
01/01/2026 VulDB entry last update
Sources
Advisory: 52040Researcher: Ahmet Ümit Bayram
Status: Not defined
CVE: CVE-2024-58280 (🔒)
GCVE (CVE): GCVE-0-2024-58280
GCVE (VulDB): GCVE-100-335777
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 12/11/2025 07:12Updated: 01/01/2026 01:42
Changes: 12/11/2025 07:12 (69), 12/31/2025 21:41 (1), 01/01/2026 01:42 (11)
Complete: 🔍
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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