Advanced Custom Fields Pro <= 5.9.0 - Reflected Cross-Site Scripting

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24241
CVSS Medium (6.1)
Publicly Published January 20, 2021
Last Updated January 22, 2024
Researcher Juan David Ordoñez Noriega
Description

The Advanced Custom Fields Pro WordPress plugin before 5.9.1 did not properly escape the generated update URL when outputting it in an attribute, leading to a reflected Cross-Site Scripting issue in the update settings page.

References

1 affected software package

Software Type Plugin
Software Slug advanced-custom-fields-pro (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 5.9.1
Patched Version
  • 5.9.1
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