PT-2026-86505 · Undefined · Undefined

·

CVE-2026-19862

·

Published

2026-09-06

·

Updated

2026-09-06

CVSS v3.1

4.8

Medium

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
🚨 CVE-2026-19862 The JetFormBuilder WordPress plugin before 3.6.5.2 does not validate or strip line breaks from address values it sources from submitted form fields before adding them to the headers of the e-mails it sends, allowing unauthenticated users to inject arbitrary e-mail headers, add hidden recipients and spoof the sender. Exploitation requires the site to be configured to take one of the message's addresses from a form field.
🎖@cveNotify

Exploit

Fix

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-19862

Affected Products

Undefined