CVE-2022-3855

PoC —

CVSS 3.1

4.8 medium

EPSS

<1%p43

Published

Jan 9, 2023 (Jan 9, 2023)

Modified

Jun 17, 2026

Description

The 404 to Start WordPress plugin through 1.6.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Vendors: 404 to start project
Products: 404 to start
Ecosystems: WordPress
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

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