CVE-2026-78838

6.5 mediumEPSS 0.4%

Medium (6.5). EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 32% of CVEs (scores of 2026-11-01)
CWE: CWE-79
Published: 2026-09-08
Modified: 2026-09-09
Record from: the NVD, synced 2026-10-19

References

https://github.com/nabeelmkhan/CVE-2026-78838
https://packetstormsecurity.com
https://github.com/nabeelmkhan/CVE-2026-78838

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