medium · CVSS v3 5.4 · EPSS 0.00155

CVE-2026-14556

The HappyForms WordPress plugin before 1.26.15 does not sanitise or escape a user-controlled referral value before embed…

Description

The HappyForms WordPress plugin before 1.26.15 does not sanitise or escape a user-controlled referral value before embedding it in the form notification email, allowing unauthenticated attackers to inject arbitrary HTML into the emails site administrators receive.

Scores

Severity
medium
CVSS v2
6.4
CVSS v3
5.4
CVSS v4
—
EPSS
0.00155

← All CVEs