CVE-2022-0471: Favicon by RealFaviconGenerator < 1.3.23 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-04-11 · updated 2026-06-17
Weakness: CWE-79

Description

The Favicon by RealFaviconGenerator WordPress plugin before 1.3.23 does not properly sanitise and escape the json_result_url parameter before outputting it back in the Favicon admin dashboard, leading to a Reflected Cross-Site Scripting issue

Affected products

Favicon by RealFaviconGenerator: before 1.3.23 — fixed in 1.3.23

How to fix

Upgrade to a fixed version: Favicon by RealFaviconGenerator 1.3.23. Check the vendor advisory for mitigations.

References

https://plugins.trac.wordpress.org/changeset/2695862
https://wpscan.com/vulnerability/499bfee4-b481-4276-b6ad-0eead6680f66
https://plugins.trac.wordpress.org/changeset/2695862
https://wpscan.com/vulnerability/499bfee4-b481-4276-b6ad-0eead6680f66

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