Simple Spoiler 1.2 - 1.3 - Unauthenticated Arbitrary Shortcode Execution

Improper Control of Generation of Code ('Code Injection')
CVE CVE-2024-8479
CVSS High (7.3)
Publicly Published September 13, 2024
Last Updated September 14, 2024
Researcher Francesco Carlucci
Description

The The Simple Spoiler plugin for WordPress is vulnerable to arbitrary shortcode execution in versions 1.2 to 1.3. This is due to the plugin adding the filter add_filter('comment_text', 'do_shortcode'); which will run all shortcodes in comments. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

References

1 affected software package

Software Type Plugin
Software Slug simple-spoiler (view on wordpress.org)
Patched? Yes
Affected Version
  • 1.2 - 1.3
Patched Version
  • 1.4
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