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CVE-2026-78838 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:6.1 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CNA: CISA-ADPCVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/nabeelmkhan/CVE-2026-78838	CISA-ADP	ExploitTechnical Description
https://github.com/nabeelmkhan/CVE-2026-78838	[email protected]	ExploitTechnical Description
https://packetstormsecurity.com	[email protected]	Content Wall

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-79	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')	CISA-ADP

Affected Products

Product	Versions
AppNitro MachForm	30
CPE cpe:2.3:a:appnitro:machform:::::::: Remediation No remediation found in references.

Change History

2 change records found show changes

Date	Action	Recorded By
Sep 9, 2026	CVE Modified	CISA-ADP
Sep 8, 2026	New CVE Received	[email protected]