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CVE-2021-24437

MEDIUM 6.1 CVSS 3.1
Published
August 30, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
contact@wpscan.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

The Favicon by RealFaviconGenerator WordPress plugin through 1.3.20 does not sanitise or escape one of its parameter before outputting it back in the response, leading to a Reflected Cross-Site Scripting (XSS) which is executed in the context of a logged administrator.

Affected WordPress components

  • Favicon by RealFaviconGenerator Plugin · favicon-by-realfavicongenerator
    Possible match Active
    From 1.3.20 (including) to 1.3.20 (including)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Favicon by RealFaviconGenerator — From 1.3.20 (including) to 1.3.20 (including)
  • realfavicongenerator favicon_by_realfavicongenerator — Before 1.3.22

References

  • wpscan.com https://wpscan.com/vulnerability/ed9d26be-cc96-4274-a05b-0b7ad9d8cfd9 Exploit, Third Party Advisory
  • nvd.nist.gov Official NVD record