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THREATINT
PUBLISHED

CVE-2025-8260

Vaelsys MD4 Hash vgrid_server.php weak hash



Description

EN DE

A vulnerability has been found in Vaelsys 4.1.0 and classified as problematic. This vulnerability affects unknown code of the file /grid/vgrid_server.php of the component MD4 Hash Handler. The manipulation of the argument xajaxargs leads to use of weak hash. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. 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.

In Vaelsys 4.1.0 wurde eine problematische Schwachstelle gefunden. Dabei geht es um eine nicht genauer bekannte Funktion der Datei /grid/vgrid_server.php der Komponente MD4 Hash Handler. Durch die Manipulation des Arguments xajaxargs mit unbekannten Daten kann eine use of weak hash-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei über das Netzwerk erfolgen. Die Komplexität eines Angriffs ist eher hoch. Das Ausnutzen gilt als schwierig. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-07-26 | Published 2025-07-28 | Updated 2025-07-28 | Assigner VulDB


LOW: 2.3CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
LOW: 3.1CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
LOW: 3.1CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
2.1AV:N/AC:H/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR

Problem types

Use of Weak Hash

Risky Cryptographic Algorithm

Timeline

2025-07-26:Advisory disclosed
2025-07-26:VulDB entry created
2025-07-26:VulDB entry last update

Credits

waiwai24 (VulDB User) reporter

References

vuldb.com/?id.317848 (VDB-317848 | Vaelsys MD4 Hash vgrid_server.php weak hash) vdb-entry technical-description

vuldb.com/?ctiid.317848 (VDB-317848 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.616922 (Submit #616922 | Vaelsys Vaelsys V4 v4.1.0 Unauthorized Access Leads to Sensitive Information Leakage) third-party-advisory

github.com/..._Information_Leakage_in_Vaelsys_V4_Platform.md exploit

cve.org (CVE-2025-8260)

nvd.nist.gov (CVE-2025-8260)

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