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CVE-2022-4478: The Font Awesome WordPress plugin before 4.3.2 does not validate and escapes some of its shortcode attributes

34
Routine
MEDIUM 5.4UPGRADE

CVE-2022-4478 is a medium-severity flaw (CVSS 5.4) affecting font awesome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score5.4 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionRequired
EPSS exploit chance0.5% (top 59%)
CISA exploited listNo
Published2023-01-16
Last modified2026-06-17
Publisher (CNA): WPScan · Vendor: fontawesome

Share: LinkedIn · X · Reddit

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

fontawesome font awesome UPGRADE
Affected: < 4.3.2
Fixed in: 4.3.2
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy font-awesome || rpm -q font-awesome || font-awesome --version
2. UPGRADE to 4.3.2 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade font-awesome
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade font-awesome
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-4478?

font awesome: upgrade to 4.3.2. Exact commands for each OS are on this page.

Is CVE-2022-4478 being exploited?

CVE-2022-4478 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-4478 affect?

CVE-2022-4478 affects font awesome. Severity is medium (CVSS 5.4). 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

How urgent is CVE-2022-4478?

Priority 34/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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