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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.

PUBLISHED Reserved 2025-07-26 | Published 2025-07-28 | Updated 2026-04-15 | Assigner VulDB




MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C

Problem types

OS Command Injection

Command Injection

Product status

5.0
affected

5.1
affected

5.1.0
affected

5.2
affected

5.3
affected

5.4.0
affected

5.1.1
unaffected

5.4.1
unaffected

Timeline

2025-07-26:VulDB entry created
2026-03-20:Advisory disclosed
2026-04-15:VulDB entry last update

Credits

waiwai24 (VulDB User) reporter

security_vaelsys (VulDB User) analyst

References

vuldb.com/vuln/317847 (VDB-317847 | Vaelsys VaelsysV4 Web interface vgrid_server.php execute_DataObjectProc os command injection) vdb-entry technical-description

vuldb.com/vuln/317847/cti (VDB-317847 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/616920 (Submit #616920 | Vaelsys Vaelsys V4 v4.1.0 Remote Code Execution in Vaelsys V4 Platform) third-party-advisory

github.com/...emote_Code_Execution_in_Vaelsys_V4_Platform.md exploit

vaelsys.github.io/...ry/advisories/VSEC_V4_2025_07_0001.html patch

cve.org (CVE-2025-8259)

nvd.nist.gov (CVE-2025-8259)

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