EUVD-2026-72775
GHSA-q98v-wf49-vmcw
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Reflected XSS executes in the victim browser context (S:C); low confidentiality and integrity impact is appropriate for session-theft capable XSS without direct server-side compromise.
Primary rating from Vendor (mitre).
CVSS VectorVendor: mitre
Lifecycle Timeline
4DescriptionCVE.org
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.
AnalysisAI
Reflected XSS in AppNitro MachForm v30 allows unauthenticated network attackers to execute arbitrary JavaScript in a victim's browser by embedding a malicious payload in the filter[filters][0][field] parameter of the grid_datasource.php component and socially engineering the victim into following the crafted URL. The vulnerability requires user interaction but no authentication (CVSS PR:N, UI:R), enabling session hijacking, credential theft, or forced browser actions against authenticated MachForm users. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The vulnerable endpoint is grid_datasource.php in AppNitro MachForm v30. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS base score of 6.5 (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N) places this in the medium severity tier: network-accessible, low-complexity, requiring victim interaction but no authentication, with high confidentiality impact against the authenticated session. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No vendor-released patch has been identified in the available references at time of analysis. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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