CVE-2022-4478: Font Awesome < 4.3.2 - Contributor+ Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-01-16 · updated 2026-06-17

Description

The Font Awesome WordPress plugin before 4.3.2 does not validate and escapes some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as a contributor to perform Stored Cross-Site Scripting attacks against logged-in admins.

Affected products

Font Awesome: before 4.3.2 — fixed in 4.3.2

How to fix

Upgrade to a fixed version: Font Awesome 4.3.2. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/4de75de5-e557-46df-9675-e3f0220f4003
https://wpscan.com/vulnerability/4de75de5-e557-46df-9675-e3f0220f4003

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