CVE-2025-8260

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-8260
A security flaw has been discovered in Vaelsys VaelsysV4 up to 5.1.0/5.4.0. This affects an unknown part of the file /grid/vgrid_server.php of the component Web interface. Performing a manipulation of the argument xajaxargs results in use of weak hash. The attack is possible to be carried out remotely. The complexity of an attack is rather high. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. Upgrading to version 5.1.1 and 5.4.1 is able to mitigate this issue. Upgrading the affected component is recommended.

3.1 /10

CVSS v3 : LOW

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.1 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:N/AC:H/Au:S/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector NETWORK

Access Complexity HIGH

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://github.com/waiwai24/0101/blob/main/CVEs/Vaelsys/Unauthorized_Access_Leads_to_Sensitive_Information_Leakage_in_Vaelsys_V4_Platform.md Exploit Third Party Advisory
https://vaelsys.github.io/security-advisory/advisories/VSEC_V4_2025_07_0002.html
https://vuldb.com/submit/616922
https://vuldb.com/vuln/317848
https://vuldb.com/vuln/317848/cti
Configurations

Configuration 1 (hide)

cpe:2.3:a:vaelsys:vaelsys:4.1.0:*:*:*:*:*:*:*
History

15 Apr 2026, 08:16

Type Values Removed Values Added
References
  • {'url': 'https://vuldb.com/?ctiid.317848', 'tags': ['Permissions Required', 'VDB Entry'], 'source': 'cna@vuldb.com'}
  • {'url': 'https://vuldb.com/?id.317848', 'tags': ['Third Party Advisory', 'VDB Entry'], 'source': 'cna@vuldb.com'}
  • {'url': 'https://vuldb.com/?submit.616922', 'tags': ['Third Party Advisory', 'VDB Entry'], 'source': 'cna@vuldb.com'}
  • () https://vaelsys.github.io/security-advisory/advisories/VSEC_V4_2025_07_0002.html -
  • () https://vuldb.com/submit/616922 -
  • () https://vuldb.com/vuln/317848 -
  • () https://vuldb.com/vuln/317848/cti -
Summary (en) 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. (en) A security flaw has been discovered in Vaelsys VaelsysV4 up to 5.1.0/5.4.0. This affects an unknown part of the file /grid/vgrid_server.php of the component Web interface. Performing a manipulation of the argument xajaxargs results in use of weak hash. The attack is possible to be carried out remotely. The complexity of an attack is rather high. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. Upgrading to version 5.1.1 and 5.4.1 is able to mitigate this issue. Upgrading the affected component is recommended.

31 Jul 2025, 17:30

Type Values Removed Values Added
References () https://github.com/waiwai24/0101/blob/main/CVEs/Vaelsys/Unauthorized_Access_Leads_to_Sensitive_Information_Leakage_in_Vaelsys_V4_Platform.md - () https://github.com/waiwai24/0101/blob/main/CVEs/Vaelsys/Unauthorized_Access_Leads_to_Sensitive_Information_Leakage_in_Vaelsys_V4_Platform.md - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.317848 - () https://vuldb.com/?ctiid.317848 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.317848 - () https://vuldb.com/?id.317848 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.616922 - () https://vuldb.com/?submit.616922 - Third Party Advisory, VDB Entry
First Time Vaelsys
Vaelsys vaelsys
CPE cpe:2.3:a:vaelsys:vaelsys:4.1.0:*:*:*:*:*:*:*

29 Jul 2025, 14:14

Type Values Removed Values Added
Summary
  • (es) Se ha encontrado una vulnerabilidad en Vaelsys 4.1.0, clasificada como problemática. Esta vulnerabilidad afecta al código desconocido del archivo /grid/vgrid_server.php del componente MD4 Hash Handler. La manipulación del argumento xajaxargs da lugar al uso de un hash débil. El ataque puede ejecutarse en remoto. Es un ataque de complejidad bastante alta. Parece difícil de explotar. Se ha hecho público el exploit y puede que sea utilizado. Se contactó al proveedor con antelación para informarle sobre esta divulgación, pero no respondió.

28 Jul 2025, 06:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-28 06:15

Updated : 2026-04-29 01:00

NVD link : CVE-2025-8260

Mitre link : CVE-2025-8260

CVE.ORG link : CVE-2025-8260

JSON object : View

Products Affected

vaelsys

  • vaelsys
CWE
CWE-327

Use of a Broken or Risky Cryptographic Algorithm

CWE-328

Use of Weak Hash