CVE-2025-8259

High

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.

SeverityHigh

CVSS7.3

Exploit probability—

ProductVaelsys

PublishedJul 28, 2025

First seenJul 28, 2025

Weakness typeCWE-78OS command injection CWE-77Command injection

How to fix

Patches

vaelsys.github.io/security-advisory/advisories/VSEC_V4_2025_07_0001.html

Affected products

Product	Affected versions	Fixed in
vaelsys vaelsys	4.1.0	—

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