CVE-2022-2278: Featured Image from URL < 4.0.1 - Admin+ Stored Cross-Site Scripting

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-08-01 · updated 2026-06-17
Weakness: CWE-79

Description

The Featured Image from URL (FIFU) WordPress plugin before 4.0.1 does not validate, sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

marceljm Featured Image from URL (FIFU): before 4.0.1 — fixed in 4.0.1

How to fix

Upgrade to a fixed version: marceljm Featured Image from URL (FIFU) 4.0.1. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/4481731d-4dbf-4bfa-b4cc-64f10bb7e7bf
https://wpscan.com/vulnerability/4481731d-4dbf-4bfa-b4cc-64f10bb7e7bf

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