CVE-2026-19861
MEDIUM4.7CVSS v3
—CVSS v2
0.17%
EPSS (exploit probability)
CWE-79CWE
Description
The JetFormBuilder — Dynamic Blocks Form Builder WordPress plugin before 3.6.5.2 does not properly sanitise and escape a form field's value before including it in the HTML notification emails it sends, allowing unauthenticated users to inject arbitrary HTML into messages delivered to administrators and other recipients. Whether injected script executes depends on the recipient's mail client, but the injected markup is rendered regardless.
CVSS v3 vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected routers (0)
No routers currently mapped to this CVE in our database.