CVE-2025-8259
Vaelsys VaelsysV4 Web interface vgrid_server.php execute_DataObjectProc os command injection
Description
A vulnerability was identified in Vaelsys VaelsysV4 up to 5.1.0/5.4.0. Affected by this issue is the function execute_DataObjectProc of the file /grid/vgrid_server.php of the component Web interface. Such manipulation of the argument xajaxargs leads to os command injection. The attack can be executed remotely. The exploit is publicly available and might be used. Upgrading to version 5.1.1 and 5.4.1 can resolve this issue. It is suggested to upgrade the affected component.
INFO
Published Date :
July 28, 2025, 6:15 a.m.
Last Modified :
June 17, 2026, 10:06 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Vaelsys to a version that addresses the OS command injection vulnerability.
- Implement input validation on the xajaxargs parameter.
- Restrict access to the vgrid_server.php file.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-8259.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-8259 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-8259
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-8259 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-8259 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Data Remediation by [email protected]
Apr. 29, 2026
Action Type Old Value New Value Changed CVSS V4.0 Score 6.9 5.5 -
CVE Modified by [email protected]
Apr. 15, 2026
Action Type Old Value New Value Changed Description A vulnerability, which was classified as critical, was found in Vaelsys 4.1.0. This affects the function execute_DataObjectProc of the file /grid/vgrid_server.php. The manipulation of the argument xajaxargs leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. A vulnerability was identified in Vaelsys VaelsysV4 up to 5.1.0/5.4.0. Affected by this issue is the function execute_DataObjectProc of the file /grid/vgrid_server.php of the component Web interface. Such manipulation of the argument xajaxargs leads to os command injection. The attack can be executed remotely. The exploit is publicly available and might be used. Upgrading to version 5.1.1 and 5.4.1 can resolve this issue. It is suggested to upgrade the affected component. Added Reference https://vaelsys.github.io/security-advisory/advisories/VSEC_V4_2025_07_0001.html Added Reference https://vuldb.com/submit/616920 Added Reference https://vuldb.com/vuln/317847 Added Reference https://vuldb.com/vuln/317847/cti Removed Reference https://vuldb.com/?ctiid.317847 Removed Reference https://vuldb.com/?id.317847 Removed Reference https://vuldb.com/?submit.616920 Removed Reference Type https://vuldb.com/?ctiid.317847 Types: Permissions Required, VDB Entry Removed Reference Type https://vuldb.com/?id.317847 Types: Third Party Advisory, VDB Entry Removed Reference Type https://vuldb.com/?submit.616920 Types: Third Party Advisory, VDB Entry -
Initial Analysis by [email protected]
Jul. 31, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-78 Added CPE Configuration OR *cpe:2.3:a:vaelsys:vaelsys:4.1.0:*:*:*:*:*:*:* Added Reference Type VulDB: https://github.com/waiwai24/0101/blob/main/CVEs/Vaelsys/Remote_Code_Execution_in_Vaelsys_V4_Platform.md Types: Exploit, Third Party Advisory Added Reference Type VulDB: https://vuldb.com/?ctiid.317847 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.317847 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.616920 Types: Third Party Advisory, VDB Entry -
New CVE Received by [email protected]
Jul. 28, 2025
Action Type Old Value New Value Added Description A vulnerability, which was classified as critical, was found in Vaelsys 4.1.0. This affects the function execute_DataObjectProc of the file /grid/vgrid_server.php. The manipulation of the argument xajaxargs leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CWE CWE-78 Added CWE CWE-77 Added Reference https://github.com/waiwai24/0101/blob/main/CVEs/Vaelsys/Remote_Code_Execution_in_Vaelsys_V4_Platform.md Added Reference https://vuldb.com/?ctiid.317847 Added Reference https://vuldb.com/?id.317847 Added Reference https://vuldb.com/?submit.616920