CVE-2026-78838

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-08 · updated 2026-09-09
Weakness: CWE-79

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.

References

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

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