Medium severity5.4NVD Advisory· Published Oct 7, 2026

CVE-2026-86833

Description

The MetForm WordPress plugin before 4.3.1 does not sanitize or escape submitted form-field values before inserting them into the HTML body of its email notifications, allowing unauthenticated attackers to inject arbitrary markup into the administrator and submitter notification emails the site sends.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

WordPress/Metformllm-fuzzy
Range: <4.3.1
Package: https://wordpress.org/plugins/metform
WordPress/Metform Form Makerinferred
Range: <4.3.1
Package: https://wordpress.org/plugins/metform-form-maker

Patches

Vulnerability mechanics

References

wpscan.com/vulnerability/6d6850d6-6fdf-4b97-9ccb-c90f9ed01ab0/nvd

News mentions

No linked articles in our index yet.

cvss	0.351
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000