CVE-2026-78838

MEDIUM CVSS 3.1: 6.5 EPSS 0.24%
Updated Sep 09, 2026
PHP
Parameter Value
CVSS 6.5 (MEDIUM)
Type CWE-79 (Cross-Site Scripting (XSS))
Vendor PHP
Public PoC Yes

A reflected cross-site scripting (XSS) vulnerability in the grid_datasource.php component of AppNitro MachForm v30 allows attackers to execute arbitrary Javascript in the context of the victim's browser via injecting a crafted payload into the filter[filters][0][field] parameter.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

n/a:n/a