CVE-2026-10234 MEDIUM

CVE-2026-10234: Mettle sendportal Campaign webview cross site scripting

Vendor Mettle
Product sendportal
Weakness CWE-79 · XSS
Published June 1, 2026
Last update June 2, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was detected in Mettle sendportal up to 3.0.1. This affects an unknown part of the file /webview/ of the component Campaign Handler. The manipulation of the argument content results in cross site scripting. The attack can be launched remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Key dates

02Disclosure timeline

June 1, 2026 CVE published
June 2, 2026 Record updated